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108358061 = 727330293
BaseRepresentation
bin1100111010101…
…10100110101101
321112220011022112
412131112212231
5210214424221
614430253405
72454012500
oct635264655
9245804275
10108358061
1156190019
1230357265
13195abbc6
1410569137
1597a615b
hex67569ad

108358061 has 12 divisors (see below), whose sum is σ = 127780092. Its totient is φ = 91603008.

The previous prime is 108358057. The next prime is 108358067. The reversal of 108358061 is 160853801.

It can be written as a sum of positive squares in 2 ways, for example, as 53509225 + 54848836 = 7315^2 + 7406^2 .

It is not a de Polignac number, because 108358061 - 22 = 108358057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108358067) 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, 11570 + ... + 18723.

It is an arithmetic number, because the mean of its divisors is an integer number (10648341).

Almost surely, 2108358061 is an apocalyptic number.

It is an amenable number.

108358061 is a deficient number, since it is larger than the sum of its proper divisors (19422031).

108358061 is an equidigital number, since it uses as much as digits as its factorization.

108358061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30380 (or 30373 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 108358061 is about 10409.5178082368. The cubic root of 108358061 is about 476.7460187604.

The spelling of 108358061 in words is "one hundred eight million, three hundred fifty-eight thousand, sixty-one".

Divisors: 1 7 49 73 511 3577 30293 212051 1484357 2211389 15479723 108358061