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108025057 = 7212717359
BaseRepresentation
bin1100111000001…
…01010011100001
321112021020112001
412130011103201
5210123300212
614415204001
72451124600
oct634052341
9245236461
10108025057
1155a82908
1230216601
13194c346a
14104bda37
15973c657
hex67054e1

108025057 has 12 divisors (see below), whose sum is σ = 126658560. Its totient is φ = 91858536.

The previous prime is 108025019. The next prime is 108025079. The reversal of 108025057 is 750520801.

It is a de Polignac number, because none of the positive numbers 2k-108025057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108025007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2457 + ... + 14902.

It is an arithmetic number, because the mean of its divisors is an integer number (10554880).

Almost surely, 2108025057 is an apocalyptic number.

It is an amenable number.

108025057 is a deficient number, since it is larger than the sum of its proper divisors (18633503).

108025057 is a wasteful number, since it uses less digits than its factorization.

108025057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17500 (or 17493 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 108025057 is about 10393.5103309710. The cubic root of 108025057 is about 476.2571419168.

Adding to 108025057 its reverse (750520801), we get a palindrome (858545858).

The spelling of 108025057 in words is "one hundred eight million, twenty-five thousand, fifty-seven".

Divisors: 1 7 49 127 889 6223 17359 121513 850591 2204593 15432151 108025057