Base | Representation |
---|---|
bin | 1000010101110… |
… | …10100001001010 |
3 | 11212122211210021 |
4 | 10022322201022 |
5 | 120403014434 |
6 | 10535411054 |
7 | 1506510103 |
oct | 412724112 |
9 | 155584707 |
10 | 69969994 |
11 | 36550546 |
12 | 1b523a8a |
13 | 1165ac83 |
14 | 94153aa |
15 | 6221cb4 |
hex | 42ba84a |
69969994 has 16 divisors (see below), whose sum is σ = 111803328. Its totient is φ = 32727232.
The previous prime is 69969983. The next prime is 69970001. The reversal of 69969994 is 49996996.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484 + ... + 11839.
It is an arithmetic number, because the mean of its divisors is an integer number (6987708).
Almost surely, 269969994 is an apocalyptic number.
69969994 is a deficient number, since it is larger than the sum of its proper divisors (41833334).
69969994 is a wasteful number, since it uses less digits than its factorization.
69969994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12509.
The product of its digits is 8503056, while the sum is 61.
The square root of 69969994 is about 8364.8068716498. The cubic root of 69969994 is about 412.0696342853.
The spelling of 69969994 in words is "sixty-nine million, nine hundred sixty-nine thousand, nine hundred ninety-four".
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