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107949933 = 32713210139
BaseRepresentation
bin1100110111100…
…10111101101101
321112010102110200
412123302331231
5210113344213
614413424113
72450362560
oct633627555
9245112420
10107949933
1155a31423
123019b039
1319498200
14104a04d7
159725273
hex66f2f6d

107949933 has 36 divisors (see below), whose sum is σ = 192984480. Its totient is φ = 56935008.

The previous prime is 107949901. The next prime is 107949937. The reversal of 107949933 is 339949701.

It is not a de Polignac number, because 107949933 - 25 = 107949901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107949937) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5578 + ... + 15716.

It is an arithmetic number, because the mean of its divisors is an integer number (5360680).

Almost surely, 2107949933 is an apocalyptic number.

107949933 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

107949933 is a deficient number, since it is larger than the sum of its proper divisors (85034547).

107949933 is a wasteful number, since it uses less digits than its factorization.

107949933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10178 (or 10162 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 45.

The square root of 107949933 is about 10389.8957165123. The cubic root of 107949933 is about 476.1467149488.

The spelling of 107949933 in words is "one hundred seven million, nine hundred forty-nine thousand, nine hundred thirty-three".

Divisors: 1 3 7 9 13 21 39 63 91 117 169 273 507 819 1183 1521 3549 10139 10647 30417 70973 91251 131807 212919 395421 638757 922649 1186263 1713491 2767947 5140473 8303841 11994437 15421419 35983311 107949933