Base | Representation |
---|---|
bin | 1010001011000… |
… | …0000101001110 |
3 | 2222021120101011 |
4 | 2202300011032 |
5 | 41410224040 |
6 | 4122235434 |
7 | 1025432425 |
oct | 242600516 |
9 | 88246334 |
10 | 42664270 |
11 | 220a0330 |
12 | 12355b7a |
13 | 8aba43c |
14 | 59482bc |
15 | 3b2b3ea |
hex | 28b014e |
42664270 has 16 divisors (see below), whose sum is σ = 83777328. Its totient is φ = 15514240.
The previous prime is 42664267. The next prime is 42664273. The reversal of 42664270 is 7246624.
It is an interprime number because it is at equal distance from previous prime (42664267) and next prime (42664273).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42664273) 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, 193819 + ... + 194038.
It is an arithmetic number, because the mean of its divisors is an integer number (5236083).
Almost surely, 242664270 is an apocalyptic number.
42664270 is a deficient number, since it is larger than the sum of its proper divisors (41113058).
42664270 is a wasteful number, since it uses less digits than its factorization.
42664270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387875.
The product of its (nonzero) digits is 16128, while the sum is 31.
The square root of 42664270 is about 6531.7891882699. The cubic root of 42664270 is about 349.4256430183.
The spelling of 42664270 in words is "forty-two million, six hundred sixty-four thousand, two hundred seventy".
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