Base | Representation |
---|---|
bin | 1000010101010… |
… | …11011110001100 |
3 | 11212112201020200 |
4 | 10022223132030 |
5 | 120344031424 |
6 | 10534213500 |
7 | 1506132321 |
oct | 412533614 |
9 | 155481220 |
10 | 69908364 |
11 | 36509209 |
12 | 1b4b4290 |
13 | 11638bc6 |
14 | 93dab48 |
15 | 620d8c9 |
hex | 42ab78c |
69908364 has 72 divisors (see below), whose sum is σ = 183106560. Its totient is φ = 22475232.
The previous prime is 69908347. The next prime is 69908383. The reversal of 69908364 is 46380996.
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 23 ways as a sum of consecutive naturals, for example, 133407 + ... + 133929.
Almost surely, 269908364 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69908364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91553280).
69908364 is an abundant number, since it is smaller than the sum of its proper divisors (113198196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69908364 is a wasteful number, since it uses less digits than its factorization.
69908364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 659 (or 654 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The square root of 69908364 is about 8361.1221734884. The cubic root of 69908364 is about 411.9486142593.
The spelling of 69908364 in words is "sixty-nine million, nine hundred eight thousand, three hundred sixty-four".
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