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104149108 = 22721927967
BaseRepresentation
bin1100011010100…
…11000001110100
321020222022201101
412031103001310
5203130232413
614200135444
72403152500
oct615230164
9236868641
10104149108
1153875848
122aa67584
13187671bb
14db91300
159223edd
hex6353074

104149108 has 36 divisors (see below), whose sum is σ = 223184640. Its totient is φ = 42284592.

The previous prime is 104149103. The next prime is 104149109. The reversal of 104149108 is 801941401.

It is a super-5 number, since 5×1041491085 (a number of 41 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104149103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10260 + ... + 17707.

Almost surely, 2104149108 is an apocalyptic number.

It is an amenable number.

104149108 is an abundant number, since it is smaller than the sum of its proper divisors (119035532).

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

104149108 is a wasteful number, since it uses less digits than its factorization.

104149108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28004 (or 27995 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 104149108 is about 10205.3470298663. The cubic root of 104149108 is about 470.4915756142.

The spelling of 104149108 in words is "one hundred four million, one hundred forty-nine thousand, one hundred eight".

Divisors: 1 2 4 7 14 19 28 38 49 76 98 133 196 266 532 931 1862 3724 27967 55934 111868 195769 391538 531373 783076 1062746 1370383 2125492 2740766 3719611 5481532 7439222 14878444 26037277 52074554 104149108