Base | Representation |
---|---|
bin | 11101111000001010111110… |
… | …111001001110010000001110 |
3 | 122020021001020010011010021020 |
4 | 131320022332321032100032 |
5 | 114210403212111003304 |
6 | 1143245523043015010 |
7 | 36451404355016256 |
oct | 3570127671162016 |
9 | 566231203133236 |
10 | 131403432125454 |
11 | 38961978833135 |
12 | 128a2a4766a466 |
13 | 58423a1252408 |
14 | 2463d62538966 |
15 | 102d188ba95d9 |
hex | 7782bee4e40e |
131403432125454 has 32 divisors (see below), whose sum is σ = 276640583326080. Its totient is φ = 41495553843552.
The previous prime is 131403432125431. The next prime is 131403432125591. The reversal of 131403432125454 is 454521234304131.
It is a super-2 number, since 2×1314034321254542 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
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, 14490744 + ... + 21743700.
It is an arithmetic number, because the mean of its divisors is an integer number (8645018228940).
Almost surely, 2131403432125454 is an apocalyptic number.
131403432125454 is an abundant number, since it is smaller than the sum of its proper divisors (145237151200626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131403432125454 is a wasteful number, since it uses less digits than its factorization.
131403432125454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7411904.
The product of its (nonzero) digits is 691200, while the sum is 42.
Adding to 131403432125454 its reverse (454521234304131), we get a palindrome (585924666429585).
The spelling of 131403432125454 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty-two million, one hundred twenty-five thousand, four hundred fifty-four".
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