Base | Representation |
---|---|
bin | 1010101010011111110111… |
… | …10000010000111000010011 |
3 | 10002000211201012020221221112 |
4 | 11111033323300100320103 |
5 | 11033203010222432011 |
6 | 121512553232443535 |
7 | 4640145005563301 |
oct | 525177360207023 |
9 | 102024635227845 |
10 | 23450450202131 |
11 | 7521309872737 |
12 | 2768a303a95ab |
13 | 10114a255c684 |
14 | 5b1017759271 |
15 | 2aa00014658b |
hex | 1553fbc10e13 |
23450450202131 has 12 divisors (see below), whose sum is σ = 24916239633600. Its totient is φ = 22063146275280.
The previous prime is 23450450202103. The next prime is 23450450202181. The reversal of 23450450202131 is 13120205405432.
It is a de Polignac number, because none of the positive numbers 2k-23450450202131 is a prime.
It is a super-2 number, since 2×234504502021312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23450450202181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363326531 + ... + 363391068.
It is an arithmetic number, because the mean of its divisors is an integer number (2076353302800).
Almost surely, 223450450202131 is an apocalyptic number.
23450450202131 is a deficient number, since it is larger than the sum of its proper divisors (1465789431469).
23450450202131 is an equidigital number, since it uses as much as digits as its factorization.
23450450202131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726717706 (or 726717683 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 23450450202131 its reverse (13120205405432), we get a palindrome (36570655607563).
The spelling of 23450450202131 in words is "twenty-three trillion, four hundred fifty billion, four hundred fifty million, two hundred two thousand, one hundred thirty-one".
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