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69914890284 = 2235826240857
BaseRepresentation
bin100000100011101000…
…0001001000000101100
320200110111012102021220
41001013100021000230
52121141202442114
652041330423340
75023361522241
oct1010720110054
9220414172256
1069914890284
1127718150968
1211672431b50
136792918585
1435535bd5c8
151c42ded0a9
hex104740902c

69914890284 has 12 divisors (see below), whose sum is σ = 163134744024. Its totient is φ = 23304963424.

The previous prime is 69914890277. The next prime is 69914890291. The reversal of 69914890284 is 48209841996.

It is an interprime number because it is at equal distance from previous prime (69914890277) and next prime (69914890291).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2913120417 + ... + 2913120440.

It is an arithmetic number, because the mean of its divisors is an integer number (13594562002).

Almost surely, 269914890284 is an apocalyptic number.

It is an amenable number.

69914890284 is an abundant number, since it is smaller than the sum of its proper divisors (93219853740).

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

69914890284 is a wasteful number, since it uses less digits than its factorization.

69914890284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5826240864 (or 5826240862 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 69914890284 in words is "sixty-nine billion, nine hundred fourteen million, eight hundred ninety thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 5826240857 11652481714 17478722571 23304963428 34957445142 69914890284