Base | Representation |
---|---|
bin | 11110110111100010… |
… | …000000100110101100 |
3 | 10011112212010102200110 |
4 | 132313202000212230 |
5 | 1020334320320342 |
6 | 23120501100020 |
7 | 2252223434355 |
oct | 366742004654 |
9 | 104485112613 |
10 | 33143916972 |
11 | 13068971421 |
12 | 650b9b7610 |
13 | 31828287ba |
14 | 1865bd4d2c |
15 | cdeb49c9c |
hex | 7b78809ac |
33143916972 has 96 divisors (see below), whose sum is σ = 82485817344. Its totient is φ = 10341676800.
The previous prime is 33143916889. The next prime is 33143916973. The reversal of 33143916972 is 27961934133.
It is not an unprimeable number, because it can be changed into a prime (33143916973) 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 31 ways as a sum of consecutive naturals, for example, 1387998 + ... + 1411674.
It is an arithmetic number, because the mean of its divisors is an integer number (859227264).
Almost surely, 233143916972 is an apocalyptic number.
It is an amenable number.
33143916972 is an abundant number, since it is smaller than the sum of its proper divisors (49341900372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33143916972 is a wasteful number, since it uses less digits than its factorization.
33143916972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23839 (or 23837 counting only the distinct ones).
The product of its digits is 734832, while the sum is 48.
The spelling of 33143916972 in words is "thirty-three billion, one hundred forty-three million, nine hundred sixteen thousand, nine hundred seventy-two".
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