Base | Representation |
---|---|
bin | 1000001111011… |
… | …01001110111100 |
3 | 11211002010100211 |
4 | 10013231032330 |
5 | 120144113043 |
6 | 10505402204 |
7 | 1466405464 |
oct | 407551674 |
9 | 154063324 |
10 | 69129148 |
11 | 36026830 |
12 | 1b199364 |
13 | 1142532a |
14 | 9276ba4 |
15 | 6107a9d |
hex | 41ed3bc |
69129148 has 48 divisors (see below), whose sum is σ = 135475200. Its totient is φ = 30602880.
The previous prime is 69129113. The next prime is 69129161. The reversal of 69129148 is 84192196.
It is a self number, because there is not a number n which added to its sum of digits gives 69129148.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497263 + ... + 497401.
It is an arithmetic number, because the mean of its divisors is an integer number (2822400).
Almost surely, 269129148 is an apocalyptic number.
It is an amenable number.
69129148 is a deficient number, since it is larger than the sum of its proper divisors (66346052).
69129148 is a wasteful number, since it uses less digits than its factorization.
69129148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370 (or 368 counting only the distinct ones).
The product of its digits is 31104, while the sum is 40.
The square root of 69129148 is about 8314.3940248223. The cubic root of 69129148 is about 410.4123315657.
The spelling of 69129148 in words is "sixty-nine million, one hundred twenty-nine thousand, one hundred forty-eight".
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