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56206272 = 263833527
BaseRepresentation
bin1101011001101…
…0001111000000
310220202120111210
43112122033000
5103342100042
65324410120
71251513453
oct326321700
9126676453
1056206272
11297aa671
12169a6940
13b84c265
14767149a
154e03a9c
hex359a3c0

56206272 has 56 divisors (see below), whose sum is σ = 150546816. Its totient is φ = 18504448.

The previous prime is 56206253. The next prime is 56206303. The reversal of 56206272 is 27260265.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14173 + ... + 17699.

It is an arithmetic number, because the mean of its divisors is an integer number (2688336).

Almost surely, 256206272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56206272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75273408).

56206272 is an abundant number, since it is smaller than the sum of its proper divisors (94340544).

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

56206272 is a wasteful number, since it uses less digits than its factorization.

56206272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3625 (or 3615 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 56206272 is about 7497.0842332203. The cubic root of 56206272 is about 383.0554040018.

The spelling of 56206272 in words is "fifty-six million, two hundred six thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 83 96 166 192 249 332 498 664 996 1328 1992 2656 3527 3984 5312 7054 7968 10581 14108 15936 21162 28216 42324 56432 84648 112864 169296 225728 292741 338592 585482 677184 878223 1170964 1756446 2341928 3512892 4683856 7025784 9367712 14051568 18735424 28103136 56206272