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274160156 = 221731130057
BaseRepresentation
bin10000010101110…
…101101000011100
3201002212210000212
4100111311220130
51030141111111
643112111552
76536215514
oct2025655034
9632783025
10274160156
11130835646
12779955b8
1344a5155a
14285a8844
151910798b
hex10575a1c

274160156 has 24 divisors (see below), whose sum is σ = 524393856. Its totient is φ = 124853760.

The previous prime is 274160141. The next prime is 274160213. The reversal of 274160156 is 651061472.

It is a super-2 number, since 2×2741601562 = 150327582275888672, which contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62921 + ... + 67136.

It is an arithmetic number, because the mean of its divisors is an integer number (21849744).

Almost surely, 2274160156 is an apocalyptic number.

It is an amenable number.

274160156 is a deficient number, since it is larger than the sum of its proper divisors (250233700).

274160156 is a wasteful number, since it uses less digits than its factorization.

274160156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130109 (or 130107 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 274160156 is about 16557.7823394318. The cubic root of 274160156 is about 649.6330520555.

The spelling of 274160156 in words is "two hundred seventy-four million, one hundred sixty thousand, one hundred fifty-six".

Divisors: 1 2 4 17 31 34 62 68 124 527 1054 2108 130057 260114 520228 2210969 4031767 4421938 8063534 8843876 16127068 68540039 137080078 274160156