Base | Representation |
---|---|
bin | 1000010101010… |
… | …01011101110010 |
3 | 11212112021222022 |
4 | 10022221131302 |
5 | 120343301041 |
6 | 10534111442 |
7 | 1506066341 |
oct | 412513562 |
9 | 155467868 |
10 | 69900146 |
11 | 36503018 |
12 | 1b4ab582 |
13 | 11635244 |
14 | 93d7b58 |
15 | 620b24b |
hex | 42a9772 |
69900146 has 4 divisors (see below), whose sum is σ = 104850222. Its totient is φ = 34950072.
The previous prime is 69900109. The next prime is 69900157. The reversal of 69900146 is 64100996.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 69639025 + 261121 = 8345^2 + 511^2 .
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 as a sum of consecutive naturals, namely, 17475035 + ... + 17475038.
Almost surely, 269900146 is an apocalyptic number.
69900146 is a deficient number, since it is larger than the sum of its proper divisors (34950076).
69900146 is a wasteful number, since it uses less digits than its factorization.
69900146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34950075.
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 69900146 is about 8360.6307178346. The cubic root of 69900146 is about 411.9324715730.
The spelling of 69900146 in words is "sixty-nine million, nine hundred thousand, one hundred forty-six".
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