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868700003553 = 321747223541721
BaseRepresentation
bin11001010010000101000…
…11100001110011100001
310002001021012022111222200
430221002203201303201
5103213044200103203
61503024131523413
7116522124124404
oct14510243416341
93061235274880
10868700003553
11305460561238
12120439a59569
1363bc1c8a855
143008c45bd3b
15178e47139a3
hexca428e1ce1

868700003553 has 48 divisors (see below), whose sum is σ = 1362955216896. Its totient is φ = 531076285440.

The previous prime is 868700003543. The next prime is 868700003557. The reversal of 868700003553 is 355300007868.

It is not a de Polignac number, because 868700003553 - 24 = 868700003537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 868700003499 and 868700003508.

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 47 ways as a sum of consecutive naturals, for example, 1332733 + ... + 1874453.

It is an arithmetic number, because the mean of its divisors is an integer number (28394900352).

Almost surely, 2868700003553 is an apocalyptic number.

It is an amenable number.

868700003553 is a deficient number, since it is larger than the sum of its proper divisors (494255213343).

868700003553 is a wasteful number, since it uses less digits than its factorization.

868700003553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542014 (or 542011 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 868700003553 in words is "eight hundred sixty-eight billion, seven hundred million, three thousand, five hundred fifty-three".

Divisors: 1 3 9 17 47 51 141 153 223 423 669 799 2007 2397 3791 7191 10481 11373 31443 34119 94329 178177 534531 541721 1603593 1625163 4875489 9209257 25460887 27627771 76382661 82883313 120803783 229147983 362411349 432835079 1087234047 1298505237 2053664311 3895515711 5677777801 6160992933 17033333403 18482978799 51100000209 96522222617 289566667851 868700003553