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6880425408 = 263216977039
BaseRepresentation
bin1100110100001101…
…01111010111000000
3122202111201211021200
412122012233113000
5103042342103113
63054423221200
7332334436203
oct63206572700
918674654250
106880425408
112a1090349a
1214002a7800
138585ca84c
14493b1193a
152a4099873
hex19a1af5c0

6880425408 has 84 divisors (see below), whose sum is σ = 19735921920. Its totient is φ = 2291798016.

The previous prime is 6880425401. The next prime is 6880425427. The reversal of 6880425408 is 8045240886.

6880425408 is a `hidden beast` number, since 68 + 8 + 0 + 42 + 540 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6880425401) 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, 973953 + ... + 980991.

Almost surely, 26880425408 is an apocalyptic number.

It is an amenable number.

6880425408 is an abundant number, since it is smaller than the sum of its proper divisors (12855496512).

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

6880425408 is a wasteful number, since it uses less digits than its factorization.

6880425408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8754 (or 8741 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 45.

The square root of 6880425408 is about 82948.3297481028. The cubic root of 6880425408 is about 1901.9762823488.

The spelling of 6880425408 in words is "six billion, eight hundred eighty million, four hundred twenty-five thousand, four hundred eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 1697 3394 5091 6788 7039 10182 13576 14078 15273 20364 21117 27152 28156 30546 40728 42234 54304 56312 61092 63351 81456 84468 108608 112624 122184 126702 162912 168936 225248 244368 253404 325824 337872 450496 488736 506808 675744 977472 1013616 1351488 2027232 4054464 11945183 23890366 35835549 47780732 71671098 95561464 107506647 143342196 191122928 215013294 286684392 382245856 430026588 573368784 764491712 860053176 1146737568 1720106352 2293475136 3440212704 6880425408