Base | Representation |
---|---|
bin | 11101110111001000000000… |
… | …110010011111010000111111 |
3 | 122020000011121122211211220100 |
4 | 131313020000302133100333 |
5 | 114203213424420243401 |
6 | 1143152511401252143 |
7 | 36443250401235300 |
oct | 3567100062372077 |
9 | 566004548754810 |
10 | 131331523212351 |
11 | 38934428058430 |
12 | 12890b19494053 |
13 | 58386814a32a7 |
14 | 24606a01b87a7 |
15 | 102b37abc9b86 |
hex | 777200c9f43f |
131331523212351 has 144 divisors (see below), whose sum is σ = 262142128310400. Its totient is φ = 62404682256000.
The previous prime is 131331523212299. The next prime is 131331523212371. The reversal of 131331523212351 is 153212325133131.
131331523212351 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 3 + 1 + 523 + 2 + 123 + 5 + 1 = 666.
It is not a de Polignac number, because 131331523212351 - 231 = 131329375728703 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131331523212371) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 21894325 + ... + 27240126.
It is an arithmetic number, because the mean of its divisors is an integer number (1820431446600).
Almost surely, 2131331523212351 is an apocalyptic number.
131331523212351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
131331523212351 is a deficient number, since it is larger than the sum of its proper divisors (130810605098049).
131331523212351 is a wasteful number, since it uses less digits than its factorization.
131331523212351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49134530 (or 49134520 counting only the distinct ones).
The product of its digits is 48600, while the sum is 36.
Adding to 131331523212351 its reverse (153212325133131), we get a palindrome (284543848345482).
The spelling of 131331523212351 in words is "one hundred thirty-one trillion, three hundred thirty-one billion, five hundred twenty-three million, two hundred twelve thousand, three hundred fifty-one".
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