Base | Representation |
---|---|
bin | 11101110111011001100110… |
… | …110110001101010001000100 |
3 | 122020001222101021200222121001 |
4 | 131313121212312031101010 |
5 | 114204021122311114140 |
6 | 1143205314153103044 |
7 | 36444516511506454 |
oct | 3567314666152104 |
9 | 566058337628531 |
10 | 131350415332420 |
11 | 3894144217a8a9 |
12 | 128947103b7a84 |
13 | 583a3a249b66b |
14 | 24615732add64 |
15 | 102bad4554e9a |
hex | 777666d8d444 |
131350415332420 has 48 divisors (see below), whose sum is σ = 277824329798400. Its totient is φ = 52161423264000.
The previous prime is 131350415332417. The next prime is 131350415332439. The reversal of 131350415332420 is 24233514053131.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 131350415332420.
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, 216088920 + ... + 216695920.
It is an arithmetic number, because the mean of its divisors is an integer number (5788006870800).
Almost surely, 2131350415332420 is an apocalyptic number.
131350415332420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131350415332420 is an abundant number, since it is smaller than the sum of its proper divisors (146473914465980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131350415332420 is a wasteful number, since it uses less digits than its factorization.
131350415332420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 684988 (or 684986 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 37.
Adding to 131350415332420 its reverse (24233514053131), we get a palindrome (155583929385551).
The spelling of 131350415332420 in words is "one hundred thirty-one trillion, three hundred fifty billion, four hundred fifteen million, three hundred thirty-two thousand, four hundred twenty".
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