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207488056 = 23198391627
BaseRepresentation
bin11000101111000…
…00010000111000
3112110102111002211
430113200100320
5411104104211
632331104504
75066422306
oct1427402070
9473374084
10207488056
11a7137936
12595a2134
1333ca96c9
141d7b1276
1513337e21
hexc5e0438

207488056 has 32 divisors (see below), whose sum is σ = 410256000. Its totient is φ = 98106336.

The previous prime is 207488051. The next prime is 207488059. The reversal of 207488056 is 650884702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207488051) 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, 126715 + ... + 128341.

It is an arithmetic number, because the mean of its divisors is an integer number (12820500).

Almost surely, 2207488056 is an apocalyptic number.

It is an amenable number.

207488056 is a deficient number, since it is larger than the sum of its proper divisors (202767944).

207488056 is a wasteful number, since it uses less digits than its factorization.

207488056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491 (or 2487 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 207488056 is about 14404.4457026294. The cubic root of 207488056 is about 592.0127142996.

The spelling of 207488056 in words is "two hundred seven million, four hundred eighty-eight thousand, fifty-six".

Divisors: 1 2 4 8 19 38 76 152 839 1627 1678 3254 3356 6508 6712 13016 15941 30913 31882 61826 63764 123652 127528 247304 1365053 2730106 5460212 10920424 25936007 51872014 103744028 207488056