Base | Representation |
---|---|
bin | 111101010000111100… |
… | …1100000100111010101 |
3 | 110120121000011222122221 |
4 | 1322201321200213111 |
5 | 4123421144221303 |
6 | 140235031222341 |
7 | 12335210654533 |
oct | 1724171404725 |
9 | 416530158587 |
10 | 131565226453 |
11 | 5088415aa11 |
12 | 215b8b179b1 |
13 | c53925392b |
14 | 652130b153 |
15 | 36504944bd |
hex | 1ea1e609d5 |
131565226453 has 16 divisors (see below), whose sum is σ = 136806912000. Its totient is φ = 126386979840.
The previous prime is 131565226421. The next prime is 131565226501. The reversal of 131565226453 is 354622565131.
It is a cyclic number.
It is not a de Polignac number, because 131565226453 - 25 = 131565226421 is a prime.
It is a super-2 number, since 2×1315652264532 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131565226253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8116725 + ... + 8132917.
It is an arithmetic number, because the mean of its divisors is an integer number (8550432000).
Almost surely, 2131565226453 is an apocalyptic number.
It is an amenable number.
131565226453 is a deficient number, since it is larger than the sum of its proper divisors (5241685547).
131565226453 is a wasteful number, since it uses less digits than its factorization.
131565226453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18132.
The product of its digits is 648000, while the sum is 43.
The spelling of 131565226453 in words is "one hundred thirty-one billion, five hundred sixty-five million, two hundred twenty-six thousand, four hundred fifty-three".
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