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103040808 = 233131719427
BaseRepresentation
bin1100010010001…
…00011100101000
321011220000102020
412021010130220
5202334301213
614120304440
72360555343
oct611043450
9234800366
10103040808
11531890a2
122a612120
13184698c0
14d98345a
1590a5923
hex6244728

103040808 has 64 divisors (see below), whose sum is σ = 293751360. Its totient is φ = 29838336.

The previous prime is 103040797. The next prime is 103040843. The reversal of 103040808 is 808040301.

It is a super-2 number, since 2×1030408082 = 21234816226585728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4410 + ... + 15017.

It is an arithmetic number, because the mean of its divisors is an integer number (4589865).

Almost surely, 2103040808 is an apocalyptic number.

It is an amenable number.

103040808 is an abundant number, since it is smaller than the sum of its proper divisors (190710552).

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

103040808 is a wasteful number, since it uses less digits than its factorization.

103040808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19466 (or 19462 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 103040808 is about 10150.9018318571. The cubic root of 103040808 is about 468.8167125672.

The spelling of 103040808 in words is "one hundred three million, forty thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 13 17 24 26 34 39 51 52 68 78 102 104 136 156 204 221 312 408 442 663 884 1326 1768 2652 5304 19427 38854 58281 77708 116562 155416 233124 252551 330259 466248 505102 660518 757653 990777 1010204 1321036 1515306 1981554 2020408 2642072 3030612 3963108 4293367 6061224 7926216 8586734 12880101 17173468 25760202 34346936 51520404 103040808