Base | Representation |
---|---|
bin | 10101100011100011… |
… | …010000010011001101 |
3 | 2012202000102222021211 |
4 | 111203203100103031 |
5 | 334400111211134 |
6 | 14344354054421 |
7 | 1446361306126 |
oct | 254343202315 |
9 | 65660388254 |
10 | 23145022669 |
11 | 98a784210a |
12 | 459b27a411 |
13 | 224b1376b2 |
14 | 1197c7d04d |
15 | 906e09764 |
hex | 5638d04cd |
23145022669 has 2 divisors, whose sum is σ = 23145022670. Its totient is φ = 23145022668.
The previous prime is 23145022651. The next prime is 23145022717. The reversal of 23145022669 is 96622054132.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 23107040100 + 37982569 = 152010^2 + 6163^2 .
It is a cyclic number.
It is not a de Polignac number, because 23145022669 - 27 = 23145022541 is a prime.
It is a super-2 number, since 2×231450226692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23145022609) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572511334 + 11572511335.
It is an arithmetic number, because the mean of its divisors is an integer number (11572511335).
Almost surely, 223145022669 is an apocalyptic number.
It is an amenable number.
23145022669 is a deficient number, since it is larger than the sum of its proper divisors (1).
23145022669 is an equidigital number, since it uses as much as digits as its factorization.
23145022669 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 155520, while the sum is 40.
The spelling of 23145022669 in words is "twenty-three billion, one hundred forty-five million, twenty-two thousand, six hundred sixty-nine".
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