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69712893996 = 223191291723671
BaseRepresentation
bin100000011101100110…
…1100101100000101100
320122221102002221110220
41000323031211200230
52120233000101441
652005313131340
75015356551624
oct1007315454054
9218842087426
1069712893996
1127624125089
1211616859b50
13675cb12745
14353483b884
151c302ec466
hex103b36582c

69712893996 has 48 divisors (see below), whose sum is σ = 171245141760. Its totient is φ = 22011963840.

The previous prime is 69712893989. The next prime is 69712894001. The reversal of 69712893996 is 69939821796.

It is a self number, because there is not a number n which added to its sum of digits gives 69712893996.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2933241 + ... + 2956911.

It is an arithmetic number, because the mean of its divisors is an integer number (3567607120).

Almost surely, 269712893996 is an apocalyptic number.

It is an amenable number.

69712893996 is an abundant number, since it is smaller than the sum of its proper divisors (101532247764).

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

69712893996 is a wasteful number, since it uses less digits than its factorization.

69712893996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36614 (or 36612 counting only the distinct ones).

The product of its digits is 79361856, while the sum is 69.

The spelling of 69712893996 in words is "sixty-nine billion, seven hundred twelve million, eight hundred ninety-three thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 12917 23671 25834 38751 47342 51668 71013 77502 94684 142026 155004 245423 284052 449749 490846 736269 899498 981692 1349247 1472538 1798996 2698494 2945076 5396988 305758307 611516614 917274921 1223033228 1834549842 3669099684 5809407833 11618815666 17428223499 23237631332 34856446998 69712893996