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56902352 = 2413273569
BaseRepresentation
bin1101100100010…
…0001011010000
310222001221100112
43121010023100
5104031333402
65351340452
71260443033
oct331041320
9128057315
1056902352
112a135641
1217081728
13ba34040
1477b301a
154edee52
hex36442d0

56902352 has 20 divisors (see below), whose sum is σ = 118729380. Its totient is φ = 26262528.

The previous prime is 56902343. The next prime is 56902361. The reversal of 56902352 is 25320965.

It is an interprime number because it is at equal distance from previous prime (56902343) and next prime (56902361).

It can be written as a sum of positive squares in 2 ways, for example, as 4426816 + 52475536 = 2104^2 + 7244^2 .

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, 136577 + ... + 136992.

It is an arithmetic number, because the mean of its divisors is an integer number (5936469).

Almost surely, 256902352 is an apocalyptic number.

56902352 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56902352 is an abundant number, since it is smaller than the sum of its proper divisors (61827028).

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

56902352 is a wasteful number, since it uses less digits than its factorization.

56902352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273590 (or 273584 counting only the distinct ones).

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

The square root of 56902352 is about 7543.3647664686. The cubic root of 56902352 is about 384.6302223445.

The spelling of 56902352 in words is "fifty-six million, nine hundred two thousand, three hundred fifty-two".

Divisors: 1 2 4 8 13 16 26 52 104 208 273569 547138 1094276 2188552 3556397 4377104 7112794 14225588 28451176 56902352