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104087995 = 51123107769
BaseRepresentation
bin1100011010001…
…00000110111011
321020212012212221
412031010012323
5203121303440
614154544511
72402506354
oct615040673
9236765787
10104087995
1153833940
122aa38137
131874543b
14db76d2b
159210d4a
hex63441bb

104087995 has 32 divisors (see below), whose sum is σ = 143700480. Its totient is φ = 71639040.

The previous prime is 104087969. The next prime is 104088001. The reversal of 104087995 is 599780401.

It is not a de Polignac number, because 104087995 - 221 = 101990843 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 134971 + ... + 135739.

It is an arithmetic number, because the mean of its divisors is an integer number (4490640).

Almost surely, 2104087995 is an apocalyptic number.

104087995 is a deficient number, since it is larger than the sum of its proper divisors (39612485).

104087995 is a wasteful number, since it uses less digits than its factorization.

104087995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 104087995 is about 10202.3524248087. The cubic root of 104087995 is about 470.3995320112.

The spelling of 104087995 in words is "one hundred four million, eighty-seven thousand, nine hundred ninety-five".

Divisors: 1 5 11 23 55 107 115 253 535 769 1177 1265 2461 3845 5885 8459 12305 17687 27071 42295 82283 88435 135355 194557 411415 905113 972785 1892509 4525565 9462545 20817599 104087995