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13407695620 = 2251167909613
BaseRepresentation
bin11000111110010100…
…10011001100000100
31021121101221111201021
430133022103030010
5204424332224440
610054233240524
7653153350414
oct143712231404
937541844637
1013407695620
115760327190
122722263144
1313589a9007
14912974644
1553713584a
hex31f293304

13407695620 has 48 divisors (see below), whose sum is σ = 31174291008. Its totient is φ = 4802751360.

The previous prime is 13407695597. The next prime is 13407695621. The reversal of 13407695620 is 2659670431.

It is not an unprimeable number, because it can be changed into a prime (13407695621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440067 + ... + 469546.

It is an arithmetic number, because the mean of its divisors is an integer number (649464396).

Almost surely, 213407695620 is an apocalyptic number.

13407695620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13407695620 is an abundant number, since it is smaller than the sum of its proper divisors (17766595388).

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

13407695620 is a wasteful number, since it uses less digits than its factorization.

13407695620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909700 (or 909698 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 13407695620 in words is "thirteen billion, four hundred seven million, six hundred ninety-five thousand, six hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 67 110 134 220 268 335 670 737 1340 1474 2948 3685 7370 14740 909613 1819226 3638452 4548065 9096130 10005743 18192260 20011486 40022972 50028715 60944071 100057430 121888142 200114860 243776284 304720355 609440710 670384781 1218881420 1340769562 2681539124 3351923905 6703847810 13407695620