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8672338080 = 253257860351
BaseRepresentation
bin10000001001110100…
…10110000010100000
3211101101112102100200
420010322112002200
5120230104304310
63552314145200
7424623441330
oct100472260240
924341472320
108672338080
113750343a5a
121820422200
13a829187c3
145c3ac10c0
1535b5569c0
hex204e960a0

8672338080 has 144 divisors (see below), whose sum is σ = 33822157824. Its totient is φ = 1982246400.

The previous prime is 8672338069. The next prime is 8672338091. The reversal of 8672338080 is 808332768.

It is an interprime number because it is at equal distance from previous prime (8672338069) and next prime (8672338091).

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420096 + ... + 440255.

It is an arithmetic number, because the mean of its divisors is an integer number (234876096).

Almost surely, 28672338080 is an apocalyptic number.

8672338080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8672338080 is an abundant number, since it is smaller than the sum of its proper divisors (25149819744).

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

8672338080 is a wasteful number, since it uses less digits than its factorization.

8672338080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860379 (or 860368 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 8672338080 is about 93125.3890193217. The cubic root of 8672338080 is about 2054.5280106641.

The spelling of 8672338080 in words is "eight billion, six hundred seventy-two million, three hundred thirty-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 80 84 90 96 105 112 120 126 140 144 160 168 180 210 224 240 252 280 288 315 336 360 420 480 504 560 630 672 720 840 1008 1120 1260 1440 1680 2016 2520 3360 5040 10080 860351 1720702 2581053 3441404 4301755 5162106 6022457 6882808 7743159 8603510 10324212 12044914 12905265 13765616 15486318 17207020 18067371 20648424 24089828 25810530 27531232 30112285 30972636 34414040 36134742 38715795 41296848 48179656 51621060 54202113 60224570 61945272 68828080 72269484 77431590 82593696 90336855 96359312 103242120 108404226 120449140 123890544 137656160 144538968 154863180 180673710 192718624 206484240 216808452 240898280 247781088 271010565 289077936 309726360 361347420 412968480 433616904 481796560 542021130 578155872 619452720 722694840 867233808 963593120 1084042260 1238905440 1445389680 1734467616 2168084520 2890779360 4336169040 8672338080