Base | Representation |
---|---|
bin | 1000010001001… |
… | …10110011111100 |
3 | 11211112002212122 |
4 | 10020212303330 |
5 | 120224134423 |
6 | 10514422112 |
7 | 1501410200 |
oct | 410466374 |
9 | 154462778 |
10 | 69364988 |
11 | 36177a40 |
12 | 1b291938 |
13 | 114a8794 |
14 | 92d8b00 |
15 | 61528c8 |
hex | 4226cfc |
69364988 has 36 divisors (see below), whose sum is σ = 154049112. Its totient is φ = 27024480.
The previous prime is 69364979. The next prime is 69365003. The reversal of 69364988 is 88946396.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13931 + ... + 18242.
It is an arithmetic number, because the mean of its divisors is an integer number (4279142).
Almost surely, 269364988 is an apocalyptic number.
It is an amenable number.
69364988 is an abundant number, since it is smaller than the sum of its proper divisors (84684124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69364988 is a wasteful number, since it uses less digits than its factorization.
69364988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32202 (or 32193 counting only the distinct ones).
The product of its digits is 2239488, while the sum is 53.
The square root of 69364988 is about 8328.5645822074. The cubic root of 69364988 is about 410.8785207408.
The spelling of 69364988 in words is "sixty-nine million, three hundred sixty-four thousand, nine hundred eighty-eight".
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