Base | Representation |
---|---|
bin | 1000010101101… |
… | …00010010101100 |
3 | 11212121112210202 |
4 | 10022310102230 |
5 | 120401210432 |
6 | 10535053032 |
7 | 1506342542 |
oct | 412642254 |
9 | 155545722 |
10 | 69944492 |
11 | 36533372 |
12 | 1b511178 |
13 | 1164c497 |
14 | 9409d92 |
15 | 6219462 |
hex | 42b44ac |
69944492 has 6 divisors (see below), whose sum is σ = 122402868. Its totient is φ = 34972244.
The previous prime is 69944489. The next prime is 69944513. The reversal of 69944492 is 29444996.
It is a happy number.
It is a super-2 number, since 2×699444922 = 9784463922276128, which contains 22 as substring.
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 as a sum of consecutive naturals, namely, 8743058 + ... + 8743065.
It is an arithmetic number, because the mean of its divisors is an integer number (20400478).
Almost surely, 269944492 is an apocalyptic number.
It is an amenable number.
69944492 is a deficient number, since it is larger than the sum of its proper divisors (52458376).
69944492 is a wasteful number, since it uses less digits than its factorization.
69944492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17486127 (or 17486125 counting only the distinct ones).
The product of its digits is 559872, while the sum is 47.
The square root of 69944492 is about 8363.2823699789. The cubic root of 69944492 is about 412.0195657909.
The spelling of 69944492 in words is "sixty-nine million, nine hundred forty-four thousand, four hundred ninety-two".
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