Base | Representation |
---|---|
bin | 11111010100011100… |
… | …101001101111011100 |
3 | 10012210122222211122120 |
4 | 133110130221233130 |
5 | 1022333014124433 |
6 | 23240551142540 |
7 | 2300234136666 |
oct | 372434515734 |
9 | 105718884576 |
10 | 33629051868 |
11 | 132977a5455 |
12 | 6626374a50 |
13 | 322c1a7779 |
14 | 18b03db536 |
15 | d1c5287b3 |
hex | 7d4729bdc |
33629051868 has 48 divisors (see below), whose sum is σ = 79299010560. Its totient is φ = 11091415104.
The previous prime is 33629051867. The next prime is 33629051887. The reversal of 33629051868 is 86815092633.
It is a happy number.
It is a super-2 number, since 2×336290518682 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 33629051868.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33629051867) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538873 + ... + 598031.
It is an arithmetic number, because the mean of its divisors is an integer number (1652062720).
Almost surely, 233629051868 is an apocalyptic number.
It is an amenable number.
33629051868 is an abundant number, since it is smaller than the sum of its proper divisors (45669958692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33629051868 is a wasteful number, since it uses less digits than its factorization.
33629051868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59666 (or 59664 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 51.
The spelling of 33629051868 in words is "thirty-three billion, six hundred twenty-nine million, fifty-one thousand, eight hundred sixty-eight".
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