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868700003554 = 21075653718087
BaseRepresentation
bin11001010010000101000…
…11100001110011100010
310002001021012022111222201
430221002203201303202
5103213044200103204
61503024131523414
7116522124124405
oct14510243416342
93061235274881
10868700003554
11305460561239
12120439a5956a
1363bc1c8a856
143008c45bd3c
15178e47139a4
hexca428e1ce2

868700003554 has 16 divisors (see below), whose sum is σ = 1315462534848. Its totient is φ = 430213939632.

The previous prime is 868700003543. The next prime is 868700003557. The reversal of 868700003554 is 455300007868.

It is a super-2 number, since 2×8687000035542 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (868700003557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850699 + ... + 1568785.

It is an arithmetic number, because the mean of its divisors is an integer number (82216408428).

Almost surely, 2868700003554 is an apocalyptic number.

868700003554 is a deficient number, since it is larger than the sum of its proper divisors (446762531294).

868700003554 is a wasteful number, since it uses less digits than its factorization.

868700003554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723849.

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 868700003554 in words is "eight hundred sixty-eight billion, seven hundred million, three thousand, five hundred fifty-four".

Divisors: 1 2 107 214 5653 11306 604871 718087 1209742 1436174 76835309 153670618 4059345811 8118691622 434350001777 868700003554