Base | Representation |
---|---|
bin | 10101100110111011… |
… | …010110000001101111 |
3 | 2012212222000220202122 |
4 | 111212323112001233 |
5 | 340004111403411 |
6 | 14354140143155 |
7 | 1450646635346 |
oct | 254673260157 |
9 | 65788026678 |
10 | 23201669231 |
11 | 9926812554 |
12 | 45b6237abb |
13 | 2259aac180 |
14 | 11a15c6b5d |
15 | 90bd989db |
hex | 566ed606f |
23201669231 has 4 divisors (see below), whose sum is σ = 24986413032. Its totient is φ = 21416925432.
The previous prime is 23201669219. The next prime is 23201669263. The reversal of 23201669231 is 13296610232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23201669231 - 210 = 23201668207 is a prime.
It is a super-2 number, since 2×232016692312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23201669191 and 23201669200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23201669431) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892371881 + ... + 892371906.
It is an arithmetic number, because the mean of its divisors is an integer number (6246603258).
Almost surely, 223201669231 is an apocalyptic number.
23201669231 is a deficient number, since it is larger than the sum of its proper divisors (1784743801).
23201669231 is a wasteful number, since it uses less digits than its factorization.
23201669231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1784743800.
The product of its (nonzero) digits is 23328, while the sum is 35.
The spelling of 23201669231 in words is "twenty-three billion, two hundred one million, six hundred sixty-nine thousand, two hundred thirty-one".
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