Base | Representation |
---|---|
bin | 10101011100001110… |
… | …110101111011000000 |
3 | 2012102110101112002211 |
4 | 111130032311323000 |
5 | 334122142344412 |
6 | 14324250151504 |
7 | 1443340510450 |
oct | 253416657300 |
9 | 65373345084 |
10 | 23022231232 |
11 | 98444a4090 |
12 | 4566122594 |
13 | 222b874040 |
14 | 1185837d60 |
15 | 8eb251ca7 |
hex | 55c3b5ec0 |
23022231232 has 224 divisors, whose sum is σ = 64950197760. Its totient is φ = 7792312320.
The previous prime is 23022231223. The next prime is 23022231299. The reversal of 23022231232 is 23213222032.
It is a tau number, because it is divible by the number of its divisors (224).
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1078519 + ... + 1099657.
It is an arithmetic number, because the mean of its divisors is an integer number (289956240).
Almost surely, 223022231232 is an apocalyptic number.
23022231232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23022231232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32475098880).
23022231232 is an abundant number, since it is smaller than the sum of its proper divisors (41927966528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23022231232 is a wasteful number, since it uses less digits than its factorization.
23022231232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21199 (or 21189 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 23022231232 its reverse (23213222032), we get a palindrome (46235453264).
The spelling of 23022231232 in words is "twenty-three billion, twenty-two million, two hundred thirty-one thousand, two hundred thirty-two".
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