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157316169407 = 7431211917471
BaseRepresentation
bin1001001010000011000…
…1100011111010111111
3120001001122010102112212
42102200301203322333
510034140414410112
6200134155251035
714236304243135
oct2224061437277
9501048112485
10157316169407
1160798970551
12265a4a49a7b
1311ab1224b97
1478852cd755
15415b04d522
hex24a0c63ebf

157316169407 has 8 divisors (see below), whose sum is σ = 157549916160. Its totient is φ = 157082483320.

The previous prime is 157316169349. The next prime is 157316169421. The reversal of 157316169407 is 704961613751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 157316169407 - 226 = 157249060543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157516169407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8995682 + ... + 9013152.

It is an arithmetic number, because the mean of its divisors is an integer number (19693739520).

Almost surely, 2157316169407 is an apocalyptic number.

157316169407 is a deficient number, since it is larger than the sum of its proper divisors (233746753).

157316169407 is a wasteful number, since it uses less digits than its factorization.

157316169407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30333.

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 157316169407 in words is "one hundred fifty-seven billion, three hundred sixteen million, one hundred sixty-nine thousand, four hundred seven".

Divisors: 1 743 12119 17471 9004417 12980953 211731049 157316169407