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168830271472 = 2410551891967
BaseRepresentation
bin1001110100111100010…
…0010111111111110000
3121010210001221102020111
42131033010113333300
510231231022141342
6205320510351104
715124525425622
oct2351704277760
9533701842214
10168830271472
1165667317885
1228878abb494
1312bc7801325
148258586c12
1545d1cde217
hex274f117ff0

168830271472 has 10 divisors (see below), whose sum is σ = 327108651008. Its totient is φ = 84415135728.

The previous prime is 168830271461. The next prime is 168830271473. The reversal of 168830271472 is 274172038861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168830271473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275945968 + ... + 5275945999.

Almost surely, 2168830271472 is an apocalyptic number.

It is an amenable number.

168830271472 is a deficient number, since it is larger than the sum of its proper divisors (158278379536).

168830271472 is a wasteful number, since it uses less digits than its factorization.

168830271472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10551891975 (or 10551891969 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 168830271472 in words is "one hundred sixty-eight billion, eight hundred thirty million, two hundred seventy-one thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 10551891967 21103783934 42207567868 84415135736 168830271472