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108588392641 = 5315728146441
BaseRepresentation
bin110010100100001011…
…1110110000011000001
3101101021201012220010001
41211020113312003001
53234342112031031
6121515042040001
710562631052051
oct1451027660301
9341251186101
10108588392641
1142063353663
1219066049001
13a316c16091
14538192d561
152c5820d861
hex19485f60c1

108588392641 has 16 divisors (see below), whose sum is σ = 111740566608. Its totient is φ = 105481958400.

The previous prime is 108588392597. The next prime is 108588392663. The reversal of 108588392641 is 146293885801.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1089000000 + 107499392641 = 33000^2 + 327871^2 .

It is a cyclic number.

It is not a de Polignac number, because 108588392641 - 235 = 74228654273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108588398641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2314981 + ... + 2361421.

It is an arithmetic number, because the mean of its divisors is an integer number (6983785413).

Almost surely, 2108588392641 is an apocalyptic number.

It is an amenable number.

108588392641 is a deficient number, since it is larger than the sum of its proper divisors (3152173967).

108588392641 is a wasteful number, since it uses less digits than its factorization.

108588392641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46932.

The product of its (nonzero) digits is 3317760, while the sum is 55.

The spelling of 108588392641 in words is "one hundred eight billion, five hundred eighty-eight million, three hundred ninety-two thousand, six hundred forty-one".

Divisors: 1 53 157 281 8321 14893 44117 46441 2338201 2461373 7291237 13049921 386435561 691645813 2048837597 108588392641