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85794372 = 22322383177
BaseRepresentation
bin1010001110100…
…01111001000100
312222102210202100
411013101321010
5133430404442
612302512100
72061145236
oct507217104
9188383670
1085794372
1144479644
1224895630
1314a0b901
14b574256
1577ea84c
hex51d1e44

85794372 has 18 divisors (see below), whose sum is σ = 216869198. Its totient is φ = 28598112.

The previous prime is 85794353. The next prime is 85794407. The reversal of 85794372 is 27349758.

85794372 is a `hidden beast` number, since 8 + 579 + 4 + 3 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 80568576 + 5225796 = 8976^2 + 2286^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1191553 + ... + 1191624.

Almost surely, 285794372 is an apocalyptic number.

It is an amenable number.

85794372 is an abundant number, since it is smaller than the sum of its proper divisors (131074826).

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

85794372 is a wasteful number, since it uses less digits than its factorization.

85794372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383187 (or 2383182 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 85794372 is about 9262.5251416663. The cubic root of 85794372 is about 441.0484158669.

The spelling of 85794372 in words is "eighty-five million, seven hundred ninety-four thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 2383177 4766354 7149531 9532708 14299062 21448593 28598124 42897186 85794372