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107252641 = 149371837
BaseRepresentation
bin1100110010010…
…00101110100001
321110210222222001
412121020232201
5204424041031
614350444001
72441426626
oct631105641
9243728861
10107252641
11555a5551
122bb03601
13192b2a02
141035c34d
159638861
hex6648ba1

107252641 has 4 divisors (see below), whose sum is σ = 107325972. Its totient is φ = 107179312.

The previous prime is 107252623. The next prime is 107252647. The reversal of 107252641 is 146252701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78854400 + 28398241 = 8880^2 + 5329^2 .

It is a cyclic number.

It is not a de Polignac number, because 107252641 - 217 = 107121569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107252647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34426 + ... + 37411.

It is an arithmetic number, because the mean of its divisors is an integer number (26831493).

Almost surely, 2107252641 is an apocalyptic number.

It is an amenable number.

107252641 is a deficient number, since it is larger than the sum of its proper divisors (73331).

107252641 is an equidigital number, since it uses as much as digits as its factorization.

107252641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73330.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 107252641 is about 10356.2850965006. The cubic root of 107252641 is about 475.1192919221.

It can be divided in two parts, 10725 and 2641, that added together give a triangular number (13366 = T163).

The spelling of 107252641 in words is "one hundred seven million, two hundred fifty-two thousand, six hundred forty-one".

Divisors: 1 1493 71837 107252641