Base | Representation |
---|---|
bin | 10101011011000010… |
… | …001010111010100100 |
3 | 2012101001120101022201 |
4 | 111123002022322210 |
5 | 334102021212012 |
6 | 14322251304244 |
7 | 1443004616500 |
oct | 253302127244 |
9 | 65331511281 |
10 | 23002132132 |
11 | 9834116361 |
12 | 455b44b084 |
13 | 2227657795 |
14 | 1182cc5300 |
15 | 8e95d1857 |
hex | 55b08aea4 |
23002132132 has 72 divisors (see below), whose sum is σ = 50279056128. Its totient is φ = 9147398400.
The previous prime is 23002132121. The next prime is 23002132171. The reversal of 23002132132 is 23123120032.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187957 + ... + 285187.
It is an arithmetic number, because the mean of its divisors is an integer number (698320224).
Almost surely, 223002132132 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23002132132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25139528064).
23002132132 is an abundant number, since it is smaller than the sum of its proper divisors (27276923996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23002132132 is a wasteful number, since it uses less digits than its factorization.
23002132132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97337 (or 97328 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 23002132132 its reverse (23123120032), we get a palindrome (46125252164).
The spelling of 23002132132 in words is "twenty-three billion, two million, one hundred thirty-two thousand, one hundred thirty-two".
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