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108030912 = 2631151151
BaseRepresentation
bin1100111000001…
…10101111000000
321112021112112220
412130012233000
5210123442122
614415251040
72451150633
oct634065700
9245245486
10108030912
1155a87250
1230219a80
13194c6022
14104c1c1a
15973e25c
hex6706bc0

108030912 has 56 divisors (see below), whose sum is σ = 311822592. Its totient is φ = 32736000.

The previous prime is 108030911. The next prime is 108030917. The reversal of 108030912 is 219030801.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108030911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23464 + ... + 27687.

Almost surely, 2108030912 is an apocalyptic number.

108030912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

108030912 is an abundant number, since it is smaller than the sum of its proper divisors (203791680).

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

108030912 is a wasteful number, since it uses less digits than its factorization.

108030912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51177 (or 51167 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 108030912 is about 10393.7919933006. The cubic root of 108030912 is about 476.2657462020.

The spelling of 108030912 in words is "one hundred eight million, thirty thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 132 176 192 264 352 528 704 1056 2112 51151 102302 153453 204604 306906 409208 562661 613812 818416 1125322 1227624 1636832 1687983 2250644 2455248 3273664 3375966 4501288 4910496 6751932 9002576 9820992 13503864 18005152 27007728 36010304 54015456 108030912