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108627025 = 52131719661
BaseRepresentation
bin1100111100110…
…00010001010001
321120101211021011
412132120101101
5210302031100
614440130521
72456212603
oct636302121
9246354234
10108627025
1156354101
1230466a41
1319674460
14105d9173
15980abba
hex6798451

108627025 has 24 divisors (see below), whose sum is σ = 153599544. Its totient is φ = 75494400.

The previous prime is 108627023. The next prime is 108627049. The reversal of 108627025 is 520726801.

It can be written as a sum of positive squares in 12 ways, for example, as 30074256 + 78552769 = 5484^2 + 8863^2 .

It is not a de Polignac number, because 108627025 - 21 = 108627023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108627023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4306 + ... + 15355.

It is an arithmetic number, because the mean of its divisors is an integer number (6399981).

Almost surely, 2108627025 is an apocalyptic number.

It is an amenable number.

108627025 is a deficient number, since it is larger than the sum of its proper divisors (44972519).

108627025 is a wasteful number, since it uses less digits than its factorization.

108627025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19701 (or 19696 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 108627025 is about 10422.4289395515. The cubic root of 108627025 is about 477.1401490065.

The spelling of 108627025 in words is "one hundred eight million, six hundred twenty-seven thousand, twenty-five".

Divisors: 1 5 13 17 25 65 85 221 325 425 1105 5525 19661 98305 255593 334237 491525 1277965 1671185 4345081 6389825 8355925 21725405 108627025