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108654340 = 2255432717
BaseRepresentation
bin1100111100111…
…10111100000100
321120110012201211
412132132330010
5210303414330
614440501204
72456355334
oct636367404
9246405654
10108654340
1156372683
123047a804
1319683a12
14106050c4
159813d2a
hex679ef04

108654340 has 12 divisors (see below), whose sum is σ = 228174156. Its totient is φ = 43461728.

The previous prime is 108654319. The next prime is 108654347. The reversal of 108654340 is 43456801.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21381376 + 87272964 = 4624^2 + 9342^2 .

It is not an unprimeable number, because it can be changed into a prime (108654347) 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, 2716339 + ... + 2716378.

It is an arithmetic number, because the mean of its divisors is an integer number (19014513).

Almost surely, 2108654340 is an apocalyptic number.

108654340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108654340 is an abundant number, since it is smaller than the sum of its proper divisors (119519816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108654340 is a wasteful number, since it uses less digits than its factorization.

108654340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5432726 (or 5432724 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 108654340 is about 10423.7392523029. The cubic root of 108654340 is about 477.1801390271.

The spelling of 108654340 in words is "one hundred eight million, six hundred fifty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 5432717 10865434 21730868 27163585 54327170 108654340