Base | Representation |
---|---|
bin | 10011110001100… |
… | …110011010111010 |
3 | 212010021122020101 |
4 | 103301212122322 |
5 | 1134413111110 |
6 | 52530550014 |
7 | 11135665051 |
oct | 2361463272 |
9 | 763248211 |
10 | 331769530 |
11 | 1603033a4 |
12 | 9313830a |
13 | 53972341 |
14 | 320c3398 |
15 | 1e1d713a |
hex | 13c666ba |
331769530 has 16 divisors (see below), whose sum is σ = 597404160. Its totient is φ = 132659152.
The previous prime is 331769527. The next prime is 331769531. The reversal of 331769530 is 35967133.
It is a happy number.
331769530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×3317695302 = 220142042072841800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 331769530.
It is not an unprimeable number, because it can be changed into a prime (331769531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37251 + ... + 45289.
It is an arithmetic number, because the mean of its divisors is an integer number (37337760).
Almost surely, 2331769530 is an apocalyptic number.
331769530 is a deficient number, since it is larger than the sum of its proper divisors (265634630).
331769530 is a wasteful number, since it uses less digits than its factorization.
331769530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12173.
The product of its (nonzero) digits is 51030, while the sum is 37.
The square root of 331769530 is about 18214.5417180889. The cubic root of 331769530 is about 692.2752936437.
The spelling of 331769530 in words is "three hundred thirty-one million, seven hundred sixty-nine thousand, five hundred thirty".
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