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6656230115292 = 2233538871771531
BaseRepresentation
bin110000011011100011000…
…1110110100011111011100
3212120022220010021102112010
41200313012032310133130
51333023424402142132
622053455131511220
71254616405313322
oct140670616643734
925508803242463
106656230115292
11213698941090a
128b6031bb8510
133938ab6c5674
1419023dd93d12
15b82255da6cc
hex60dc63b47dc

6656230115292 has 48 divisors (see below), whose sum is σ = 15592769563392. Its totient is φ = 2209962416640.

The previous prime is 6656230115273. The next prime is 6656230115321. The reversal of 6656230115292 is 2925110326566.

It is a happy number.

It is a super-2 number, since 2×66562301152922 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2871567 + ... + 4643097.

It is an arithmetic number, because the mean of its divisors is an integer number (324849365904).

Almost surely, 26656230115292 is an apocalyptic number.

It is an amenable number.

6656230115292 is an abundant number, since it is smaller than the sum of its proper divisors (8936539448100).

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

6656230115292 is a wasteful number, since it uses less digits than its factorization.

6656230115292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772778 (or 1772776 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 6656230115292 in words is "six trillion, six hundred fifty-six billion, two hundred thirty million, one hundred fifteen thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 353 706 887 1059 1412 1774 2118 2661 3548 4236 5322 10644 313111 626222 939333 1252444 1771531 1878666 3543062 3757332 5314593 7086124 10629186 21258372 625350443 1250700886 1571347997 1876051329 2501401772 3142695994 3752102658 4714043991 6285391988 7504205316 9428087982 18856175964 554685842941 1109371685882 1664057528823 2218743371764 3328115057646 6656230115292