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107148625 = 53978837
BaseRepresentation
bin1100110001011…
…11010101010001
321110121201021121
412120233111101
5204412224000
614344322241
72440514443
oct630572521
9243551247
10107148625
1155534391
122ba73381
131927756c
1410332493
159617b1a
hex662f551

107148625 has 16 divisors (see below), whose sum is σ = 135115344. Its totient is φ = 84825600.

The previous prime is 107148607. The next prime is 107148631. The reversal of 107148625 is 526841701.

It can be written as a sum of positive squares in 8 ways, for example, as 6507601 + 100641024 = 2551^2 + 10032^2 .

It is not a de Polignac number, because 107148625 - 217 = 107017553 is a prime.

It is a super-2 number, since 2×1071486252 = 22961655678781250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7707 + ... + 16543.

It is an arithmetic number, because the mean of its divisors is an integer number (8444709).

Almost surely, 2107148625 is an apocalyptic number.

It is an amenable number.

107148625 is a deficient number, since it is larger than the sum of its proper divisors (27966719).

107148625 is an frugal number, since it uses more digits than its factorization.

107148625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8949 (or 8939 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 107148625 is about 10351.2620003553. The cubic root of 107148625 is about 474.9656484853.

The spelling of 107148625 in words is "one hundred seven million, one hundred forty-eight thousand, six hundred twenty-five".

Divisors: 1 5 25 97 125 485 2425 8837 12125 44185 220925 857189 1104625 4285945 21429725 107148625