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104140615 = 5194126737
BaseRepresentation
bin1100011010100…
…00111101000111
321020221220001211
412031100331013
5203124444430
614200032251
72403115645
oct615207507
9236856054
10104140615
115386a427
122aa62687
1318763387
14db8c195
15922172a
hex6350f47

104140615 has 16 divisors (see below), whose sum is σ = 134759520. Its totient is φ = 76999680.

The previous prime is 104140613. The next prime is 104140633. The reversal of 104140615 is 516041401.

It is not a de Polignac number, because 104140615 - 21 = 104140613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104140613) 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, 9474 + ... + 17263.

It is an arithmetic number, because the mean of its divisors is an integer number (8422470).

Almost surely, 2104140615 is an apocalyptic number.

104140615 is a deficient number, since it is larger than the sum of its proper divisors (30618905).

104140615 is a wasteful number, since it uses less digits than its factorization.

104140615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26802.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 104140615 is about 10204.9309159837. The cubic root of 104140615 is about 470.4787862790.

The spelling of 104140615 in words is "one hundred four million, one hundred forty thousand, six hundred fifteen".

Divisors: 1 5 19 41 95 205 779 3895 26737 133685 508003 1096217 2540015 5481085 20828123 104140615