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104082720 = 2535730977
BaseRepresentation
bin1100011010000…
…10110100100000
321020211221122120
412031002310200
5203121121340
614154504240
72402455110
oct615026440
9236757576
10104082720
115382a985
122aa35080
1318742c11
14db75040
15920e4d0
hex6342d20

104082720 has 96 divisors (see below), whose sum is σ = 374709888. Its totient is φ = 23789568.

The previous prime is 104082709. The next prime is 104082757. The reversal of 104082720 is 27280401.

It is a tau number, because it is divible by the number of its divisors (96).

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, 12129 + ... + 18848.

It is an arithmetic number, because the mean of its divisors is an integer number (3903228).

Almost surely, 2104082720 is an apocalyptic number.

104082720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104082720 is an abundant number, since it is smaller than the sum of its proper divisors (270627168).

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

104082720 is a wasteful number, since it uses less digits than its factorization.

104082720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31002 (or 30994 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 104082720 is about 10202.0939027241. The cubic root of 104082720 is about 470.3915855314.

The spelling of 104082720 in words is "one hundred four million, eighty-two thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 70 80 84 96 105 112 120 140 160 168 210 224 240 280 336 420 480 560 672 840 1120 1680 3360 30977 61954 92931 123908 154885 185862 216839 247816 309770 371724 433678 464655 495632 619540 650517 743448 867356 929310 991264 1084195 1239080 1301034 1486896 1734712 1858620 2168390 2478160 2602068 2973792 3252585 3469424 3717240 4336780 4956320 5204136 6505170 6938848 7434480 8673560 10408272 13010340 14868960 17347120 20816544 26020680 34694240 52041360 104082720