Base | Representation |
---|---|
bin | 11101110101101011101100… |
… | …101101001001011100010000 |
3 | 122012122200202201211120021020 |
4 | 131311223230231021130100 |
5 | 114200102424404120422 |
6 | 1143035155550155440 |
7 | 36433141155062451 |
oct | 3565535455113420 |
9 | 565580681746236 |
10 | 131232402020112 |
11 | 388a639279a638 |
12 | 12875875ab2b80 |
13 | 582c215a7a253 |
14 | 2459979b59128 |
15 | 10289c8bd295c |
hex | 775aecb49710 |
131232402020112 has 80 divisors (see below), whose sum is σ = 339765598669440. Its totient is φ = 43647573344256.
The previous prime is 131232402020089. The next prime is 131232402020131. The reversal of 131232402020112 is 211020204232131.
It is a super-2 number, since 2×1312324020201122 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 152191978 + ... + 153051830.
It is an arithmetic number, because the mean of its divisors is an integer number (4247069983368).
Almost surely, 2131232402020112 is an apocalyptic number.
131232402020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131232402020112 is an abundant number, since it is smaller than the sum of its proper divisors (208533196649328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131232402020112 is a wasteful number, since it uses less digits than its factorization.
131232402020112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 866880 (or 866874 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 131232402020112 its reverse (211020204232131), we get a palindrome (342252606252243).
The spelling of 131232402020112 in words is "one hundred thirty-one trillion, two hundred thirty-two billion, four hundred two million, twenty thousand, one hundred twelve".
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