Base | Representation |
---|---|
bin | 1010101010100111100000… |
… | …01101101011010011001111 |
3 | 10002001020022000200011222010 |
4 | 11111103300031223103033 |
5 | 11033234410144200411 |
6 | 121514512222552303 |
7 | 4640351436520161 |
oct | 525236015532317 |
9 | 102036260604863 |
10 | 23454551553231 |
11 | 75230239904a7 |
12 | 2769795a38693 |
13 | 10119a7178846 |
14 | 5b12c6332931 |
15 | 2aa19023b7a6 |
hex | 1554f036b4cf |
23454551553231 has 64 divisors (see below), whose sum is σ = 34145756282880. Its totient is φ = 14265915592320.
The previous prime is 23454551553229. The next prime is 23454551553241. The reversal of 23454551553231 is 13235515545432.
It is not a de Polignac number, because 23454551553231 - 21 = 23454551553229 is a prime.
It is a super-3 number, since 3×234545515532313 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23454551553241) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 971875041 + ... + 971899173.
It is an arithmetic number, because the mean of its divisors is an integer number (533527441920).
Almost surely, 223454551553231 is an apocalyptic number.
23454551553231 is a deficient number, since it is larger than the sum of its proper divisors (10691204729649).
23454551553231 is a wasteful number, since it uses less digits than its factorization.
23454551553231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26836.
The product of its digits is 5400000, while the sum is 48.
The spelling of 23454551553231 in words is "twenty-three trillion, four hundred fifty-four billion, five hundred fifty-one million, five hundred fifty-three thousand, two hundred thirty-one".
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