Base | Representation |
---|---|
bin | 11001100100010… |
… | …000101011110111 |
3 | 1002220010012110211 |
4 | 121210100223313 |
5 | 1334301422202 |
6 | 110321330251 |
7 | 13425616030 |
oct | 3144205367 |
9 | 1086105424 |
10 | 428935927 |
11 | 200139a02 |
12 | bb796987 |
13 | 6ab33154 |
14 | 40d77a87 |
15 | 279cc1d7 |
hex | 19910af7 |
428935927 has 8 divisors (see below), whose sum is σ = 490520576. Its totient is φ = 367428312.
The previous prime is 428935919. The next prime is 428935939. The reversal of 428935927 is 729539824.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 428935927 - 23 = 428935919 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (428935427) 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, 6783 + ... + 30064.
It is an arithmetic number, because the mean of its divisors is an integer number (61315072).
Almost surely, 2428935927 is an apocalyptic number.
428935927 is a deficient number, since it is larger than the sum of its proper divisors (61584649).
428935927 is a wasteful number, since it uses less digits than its factorization.
428935927 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38517.
The product of its digits is 1088640, while the sum is 49.
The square root of 428935927 is about 20710.7683826554. The cubic root of 428935927 is about 754.1611237399.
The spelling of 428935927 in words is "four hundred twenty-eight million, nine hundred thirty-five thousand, nine hundred twenty-seven".
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