Base | Representation |
---|---|
bin | 10101100001101001… |
… | …010000101001010000 |
3 | 2012122210021012202120 |
4 | 111201221100221100 |
5 | 334313414330022 |
6 | 14341252414240 |
7 | 1445522422410 |
oct | 254151205120 |
9 | 65583235676 |
10 | 23113042512 |
11 | 9890789a2a |
12 | 4590617380 |
13 | 224461b321 |
14 | 1193916640 |
15 | 9041ddd5c |
hex | 561a50a50 |
23113042512 has 80 divisors (see below), whose sum is σ = 72252554112. Its totient is φ = 6215270400.
The previous prime is 23113042457. The next prime is 23113042517. The reversal of 23113042512 is 21524031132.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23113042517) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2017489 + ... + 2028912.
Almost surely, 223113042512 is an apocalyptic number.
It is an amenable number.
23113042512 is an abundant number, since it is smaller than the sum of its proper divisors (49139511600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23113042512 is a wasteful number, since it uses less digits than its factorization.
23113042512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4046436 (or 4046430 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
Adding to 23113042512 its reverse (21524031132), we get a palindrome (44637073644).
The spelling of 23113042512 in words is "twenty-three billion, one hundred thirteen million, forty-two thousand, five hundred twelve".
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