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109129464 = 23331926591
BaseRepresentation
bin1101000000100…
…10111011111000
321121100100111000
412200102323320
5210414120324
614455005000
72463404463
oct640227370
9247310430
10109129464
1156667644
1230669760
13197bc062
14106ca2da
1598a99c9
hex6812ef8

109129464 has 64 divisors (see below), whose sum is σ = 319104000. Its totient is φ = 34460640.

The previous prime is 109129463. The next prime is 109129487. The reversal of 109129464 is 464921901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109129463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9192 + ... + 17399.

It is an arithmetic number, because the mean of its divisors is an integer number (4986000).

Almost surely, 2109129464 is an apocalyptic number.

It is an amenable number.

109129464 is an abundant number, since it is smaller than the sum of its proper divisors (209974536).

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

109129464 is a wasteful number, since it uses less digits than its factorization.

109129464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26625 (or 26615 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 109129464 is about 10446.5048700510. The cubic root of 109129464 is about 477.8746658785.

The spelling of 109129464 in words is "one hundred nine million, one hundred twenty-nine thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 27 36 38 54 57 72 76 108 114 152 171 216 228 342 456 513 684 1026 1368 2052 4104 26591 53182 79773 106364 159546 212728 239319 319092 478638 505229 638184 717957 957276 1010458 1435914 1515687 1914552 2020916 2871828 3031374 4041832 4547061 5743656 6062748 9094122 12125496 13641183 18188244 27282366 36376488 54564732 109129464