Base | Representation |
---|---|
bin | 11001011101110… |
… | …101001100000111 |
3 | 1002202221120102100 |
4 | 121131311030013 |
5 | 1333334003224 |
6 | 110221243143 |
7 | 13405366050 |
oct | 3135651407 |
9 | 1082846370 |
10 | 427250439 |
11 | 1aa198640 |
12 | bb1034b3 |
13 | 6a692c15 |
14 | 40a59727 |
15 | 27797ac9 |
hex | 19775307 |
427250439 has 24 divisors (see below), whose sum is σ = 769421952. Its totient is φ = 221947920.
The previous prime is 427250419. The next prime is 427250441. The reversal of 427250439 is 934052724.
It is not a de Polignac number, because 427250439 - 27 = 427250311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427250419) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 307569 + ... + 308954.
It is an arithmetic number, because the mean of its divisors is an integer number (32059248).
Almost surely, 2427250439 is an apocalyptic number.
427250439 is a deficient number, since it is larger than the sum of its proper divisors (342171513).
427250439 is a wasteful number, since it uses less digits than its factorization.
427250439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 616547 (or 616544 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 427250439 is about 20670.0372278329. The cubic root of 427250439 is about 753.1720108830.
The spelling of 427250439 in words is "four hundred twenty-seven million, two hundred fifty thousand, four hundred thirty-nine".
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