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164760442 = 27211152839
BaseRepresentation
bin10011101001000…
…00101101111010
3102111000200211121
421310200231322
5314134313232
624203215454
74040304100
oct1164405572
9374020747
10164760442
1185003a60
124721758a
13281994b2
1417c4bc70
15e6e7d97
hex9d20b7a

164760442 has 24 divisors (see below), whose sum is σ = 313627680. Its totient is φ = 64191960.

The previous prime is 164760439. The next prime is 164760461. The reversal of 164760442 is 244067461.

164760442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 164760398 and 164760407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75342 + ... + 77497.

It is an arithmetic number, because the mean of its divisors is an integer number (13067820).

Almost surely, 2164760442 is an apocalyptic number.

164760442 is a deficient number, since it is larger than the sum of its proper divisors (148867238).

164760442 is a wasteful number, since it uses less digits than its factorization.

164760442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152866 (or 152859 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 164760442 is about 12835.9044091174. The cubic root of 164760442 is about 548.2150864180.

The spelling of 164760442 in words is "one hundred sixty-four million, seven hundred sixty thousand, four hundred forty-two".

Divisors: 1 2 7 11 14 22 49 77 98 154 539 1078 152839 305678 1069873 1681229 2139746 3362458 7489111 11768603 14978222 23537206 82380221 164760442