Base | Representation |
---|---|
bin | 10101111010000111… |
… | …000101001100111000 |
3 | 2020201101122021121120 |
4 | 111322013011030320 |
5 | 341134004410034 |
6 | 14450114305240 |
7 | 1461635363655 |
oct | 257207051470 |
9 | 66641567546 |
10 | 23523513144 |
11 | 9a8145665a |
12 | 4685b88220 |
13 | 22ab687761 |
14 | 11d2244c2c |
15 | 92a26ec49 |
hex | 57a1c5338 |
23523513144 has 16 divisors (see below), whose sum is σ = 58808782920. Its totient is φ = 7841171040.
The previous prime is 23523513133. The next prime is 23523513149. The reversal of 23523513144 is 44131532532.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23523513149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490073167 + ... + 490073214.
Almost surely, 223523513144 is an apocalyptic number.
23523513144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
23523513144 is an abundant number, since it is smaller than the sum of its proper divisors (35285269776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23523513144 is a wasteful number, since it uses less digits than its factorization.
23523513144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 980146390 (or 980146386 counting only the distinct ones).
The product of its digits is 43200, while the sum is 33.
The spelling of 23523513144 in words is "twenty-three billion, five hundred twenty-three million, five hundred thirteen thousand, one hundred forty-four".
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