Base | Representation |
---|---|
bin | 1000010101111… |
… | …10001011000110 |
3 | 11212200121022210 |
4 | 10022332023012 |
5 | 120404004331 |
6 | 10540004250 |
7 | 1506601542 |
oct | 412761306 |
9 | 155617283 |
10 | 69984966 |
11 | 36560817 |
12 | 1b530686 |
13 | 11664a2c |
14 | 941aa22 |
15 | 6226446 |
hex | 42be2c6 |
69984966 has 16 divisors (see below), whose sum is σ = 140094000. Its totient is φ = 23307648.
The previous prime is 69984953. The next prime is 69984973. The reversal of 69984966 is 66948996.
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 7 ways as a sum of consecutive naturals, for example, 3210 + ... + 12258.
It is an arithmetic number, because the mean of its divisors is an integer number (8755875).
Almost surely, 269984966 is an apocalyptic number.
69984966 is an abundant number, since it is smaller than the sum of its proper divisors (70109034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69984966 is a wasteful number, since it uses less digits than its factorization.
69984966 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10343.
The product of its digits is 5038848, while the sum is 57.
The square root of 69984966 is about 8365.7017637494. The cubic root of 69984966 is about 412.0990233907.
The spelling of 69984966 in words is "sixty-nine million, nine hundred eighty-four thousand, nine hundred sixty-six".
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