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163056056 = 2331165537
BaseRepresentation
bin10011011100000…
…00100110111000
3102100211002212012
421232000212320
5313220243211
624102505052
74016645042
oct1156004670
9370732765
10163056056
118404a479
1246735188
1327a20797
1417926a92
15e4acd8b
hex9b809b8

163056056 has 16 divisors (see below), whose sum is σ = 306717840. Its totient is φ = 81264640.

The previous prime is 163056031. The next prime is 163056071. The reversal of 163056056 is 650650361.

163056056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30281 + ... + 35256.

It is an arithmetic number, because the mean of its divisors is an integer number (19169865).

Almost surely, 2163056056 is an apocalyptic number.

It is an amenable number.

163056056 is a deficient number, since it is larger than the sum of its proper divisors (143661784).

163056056 is a wasteful number, since it uses less digits than its factorization.

163056056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65854 (or 65850 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 163056056 is about 12769.3404684815. The cubic root of 163056056 is about 546.3181693817.

The spelling of 163056056 in words is "one hundred sixty-three million, fifty-six thousand, fifty-six".

Divisors: 1 2 4 8 311 622 1244 2488 65537 131074 262148 524296 20382007 40764014 81528028 163056056