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109883690 = 2574138287
BaseRepresentation
bin1101000110010…
…11000100101010
321122202200002022
412203023010222
5211112234230
614523104442
72502665420
oct643130452
9248680068
10109883690
1157032274
1230972122
13199c4447
1410845110
1599a81e5
hex68cb12a

109883690 has 32 divisors (see below), whose sum is σ = 231565824. Its totient is φ = 36754560.

The previous prime is 109883689. The next prime is 109883693. The reversal of 109883690 is 96388901.

It is a super-2 number, since 2×1098836902 = 24148850656032200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109883693) 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, 16274 + ... + 22013.

It is an arithmetic number, because the mean of its divisors is an integer number (7236432).

Almost surely, 2109883690 is an apocalyptic number.

109883690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109883690 is an abundant number, since it is smaller than the sum of its proper divisors (121682134).

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

109883690 is a wasteful number, since it uses less digits than its factorization.

109883690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38342.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 109883690 is about 10482.5421535046. The cubic root of 109883690 is about 478.9730503795.

The spelling of 109883690 in words is "one hundred nine million, eight hundred eighty-three thousand, six hundred ninety".

Divisors: 1 2 5 7 10 14 35 41 70 82 205 287 410 574 1435 2870 38287 76574 191435 268009 382870 536018 1340045 1569767 2680090 3139534 7848835 10988369 15697670 21976738 54941845 109883690