Base | Representation |
---|---|
bin | 10101100111011110… |
… | …111100010010101010 |
3 | 2012220121121000112210 |
4 | 111213132330102222 |
5 | 340014004013002 |
6 | 14355112145550 |
7 | 1451122152600 |
oct | 254736742252 |
9 | 65817530483 |
10 | 23211001002 |
11 | 9931006662 |
12 | 45b93982b6 |
13 | 225b9c8827 |
14 | 11a2935870 |
15 | 90cadd96c |
hex | 5677bc4aa |
23211001002 has 24 divisors (see below), whose sum is σ = 54001105056. Its totient is φ = 6631714488.
The previous prime is 23211000979. The next prime is 23211001067. The reversal of 23211001002 is 20010011232.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39474198 + ... + 39474785.
It is an arithmetic number, because the mean of its divisors is an integer number (2250046044).
Almost surely, 223211001002 is an apocalyptic number.
23211001002 is an abundant number, since it is smaller than the sum of its proper divisors (30790104054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23211001002 is a wasteful number, since it uses less digits than its factorization.
23211001002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78949002 (or 78948995 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 23211001002 its reverse (20010011232), we get a palindrome (43221012234).
The spelling of 23211001002 in words is "twenty-three billion, two hundred eleven million, one thousand, two".
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