Base | Representation |
---|---|
bin | 1000010001110… |
… | …01110110000110 |
3 | 11211200001211010 |
4 | 10020321312012 |
5 | 120234133300 |
6 | 10520223050 |
7 | 1502153403 |
oct | 410716606 |
9 | 154601733 |
10 | 69442950 |
11 | 36220575 |
12 | 1b30aa86 |
13 | 11505105 |
14 | 93192aa |
15 | 616aa50 |
hex | 4239d86 |
69442950 has 24 divisors (see below), whose sum is σ = 172218888. Its totient is φ = 18518080.
The previous prime is 69442939. The next prime is 69442963. The reversal of 69442950 is 5924496.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 69442899 and 69442908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231327 + ... + 231626.
It is an arithmetic number, because the mean of its divisors is an integer number (7175787).
Almost surely, 269442950 is an apocalyptic number.
69442950 is an abundant number, since it is smaller than the sum of its proper divisors (102775938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69442950 is a wasteful number, since it uses less digits than its factorization.
69442950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462968 (or 462963 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 39.
The square root of 69442950 is about 8333.2436661843. The cubic root of 69442950 is about 411.0323972070.
The spelling of 69442950 in words is "sixty-nine million, four hundred forty-two thousand, nine hundred fifty".
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