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160539402 = 23231163329
BaseRepresentation
bin10011001000110…
…10001100001010
3102012002020122210
421210122030022
5312044230102
623532525550
73656363622
oct1144321412
9365066583
10160539402
11826906a1
12459208b6
132734c13a
141746d882
15e16236c
hex991a30a

160539402 has 16 divisors (see below), whose sum is σ = 335039040. Its totient is φ = 51186432.

The previous prime is 160539371. The next prime is 160539403. The reversal of 160539402 is 204935061.

It is a self number, because there is not a number n which added to its sum of digits gives 160539402.

It is not an unprimeable number, because it can be changed into a prime (160539403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581527 + ... + 581802.

It is an arithmetic number, because the mean of its divisors is an integer number (20939940).

Almost surely, 2160539402 is an apocalyptic number.

160539402 is an abundant number, since it is smaller than the sum of its proper divisors (174499638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

160539402 is a wasteful number, since it uses less digits than its factorization.

160539402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163357.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 160539402 is about 12670.4144367894. The cubic root of 160539402 is about 543.4929066554.

The spelling of 160539402 in words is "one hundred sixty million, five hundred thirty-nine thousand, four hundred two".

Divisors: 1 2 3 6 23 46 69 138 1163329 2326658 3489987 6979974 26756567 53513134 80269701 160539402