RipeMD160 is more efficient when doing transactions, however, Sha256 will provide the security that MD160 can't. Both are used on BlockChains and both are useful to make it work properly.
but why 1461501637330902918203684832716283019655932542976 address in hash160 and 115792089237316195423570985008687907853269984665640564039457584007913129639936 address in sha256
