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108538028 = 2227134507
BaseRepresentation
bin1100111100000…
…10100010101100
321120020022011222
412132002202230
5210241204103
614434202512
72455362254
oct636024254
9246208158
10108538028
11562a3255
1230423438
1319642ab1
14105b4964
1597de638
hex67828ac

108538028 has 6 divisors (see below), whose sum is σ = 189941556. Its totient is φ = 54269012.

The previous prime is 108537997. The next prime is 108538033. The reversal of 108538028 is 820835801.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13567250 + ... + 13567257.

It is an arithmetic number, because the mean of its divisors is an integer number (31656926).

Almost surely, 2108538028 is an apocalyptic number.

It is an amenable number.

108538028 is a deficient number, since it is larger than the sum of its proper divisors (81403528).

108538028 is a wasteful number, since it uses less digits than its factorization.

108538028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27134511 (or 27134509 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 108538028 is about 10418.1585704960. The cubic root of 108538028 is about 477.0098080718.

It can be divided in two parts, 10853 and 8028, that added together give a palindrome (18881).

The spelling of 108538028 in words is "one hundred eight million, five hundred thirty-eight thousand, twenty-eight".

Divisors: 1 2 4 27134507 54269014 108538028