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8680501670952 = 233409153883991
BaseRepresentation
bin111111001010001011000…
…1101111111010000101000
31010201211220002100001112010
41332110112031333100220
52114210131411432302
630243433432315520
71554100631532336
oct176242615772050
933654802301463
108680501670952
11284741a990701
12b8240a542ba0
134ac74c5a4c97
142201d216ab56
15100bee34a16c
hex7e51637f428

8680501670952 has 32 divisors (see below), whose sum is σ = 21701331766080. Its totient is φ = 2893490211840.

The previous prime is 8680501670927. The next prime is 8680501670957. The reversal of 8680501670952 is 2590761050868.

It is a super-2 number, since 2×86805016709522 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8680501670892 and 8680501670901.

It is not an unprimeable number, because it can be changed into a prime (8680501670957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9377677 + ... + 10261667.

It is an arithmetic number, because the mean of its divisors is an integer number (678166617690).

Almost surely, 28680501670952 is an apocalyptic number.

It is an amenable number.

8680501670952 is an abundant number, since it is smaller than the sum of its proper divisors (13020830095128).

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

8680501670952 is a wasteful number, since it uses less digits than its factorization.

8680501670952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293153 (or 1293149 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 57.

The spelling of 8680501670952 in words is "eight trillion, six hundred eighty billion, five hundred one million, six hundred seventy thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 409153 818306 883991 1227459 1636612 1767982 2454918 2651973 3273224 3535964 4909836 5303946 7071928 9819672 10607892 21215784 361687569623 723375139246 1085062708869 1446750278492 2170125417738 2893500556984 4340250835476 8680501670952