Base | Representation |
---|---|
bin | 10101011100001010… |
… | …001010010101100100 |
3 | 2012102101002011211200 |
4 | 111130022022111210 |
5 | 334121334113012 |
6 | 14324204002500 |
7 | 1443324210060 |
oct | 253412122544 |
9 | 65371064750 |
10 | 23021004132 |
11 | 9843836155 |
12 | 4565830430 |
13 | 222b534649 |
14 | 11855d8aa0 |
15 | 8eb0ad3dc |
hex | 55c28a564 |
23021004132 has 72 divisors (see below), whose sum is σ = 66547930176. Its totient is φ = 6573196224.
The previous prime is 23021004119. The next prime is 23021004161. The reversal of 23021004132 is 23140012032.
23021004132 is a `hidden beast` number, since 230 + 21 + 0 + 0 + 413 + 2 = 666.
It is a super-3 number, since 3×230210041323 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 373843 + ... + 431045.
It is an arithmetic number, because the mean of its divisors is an integer number (924276808).
Almost surely, 223021004132 is an apocalyptic number.
It is an amenable number.
23021004132 is an abundant number, since it is smaller than the sum of its proper divisors (43526926044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23021004132 is a wasteful number, since it uses less digits than its factorization.
23021004132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58817 (or 58812 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 23021004132 its reverse (23140012032), we get a palindrome (46161016164).
The spelling of 23021004132 in words is "twenty-three billion, twenty-one million, four thousand, one hundred thirty-two".
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