Base | Representation |
---|---|
bin | 1010001011110… |
… | …0001101010001 |
3 | 2222101002111200 |
4 | 2202330031101 |
5 | 41413321222 |
6 | 4123301413 |
7 | 1026030300 |
oct | 242741521 |
9 | 88332450 |
10 | 42713937 |
11 | 22124682 |
12 | 1237a869 |
13 | 8b06c26 |
14 | 595c437 |
15 | 3b3aeac |
hex | 28bc351 |
42713937 has 18 divisors (see below), whose sum is σ = 71771778. Its totient is φ = 24407712.
The previous prime is 42713927. The next prime is 42713953. The reversal of 42713937 is 73931724.
It can be written as a sum of positive squares in only one way, i.e., 27783441 + 14930496 = 5271^2 + 3864^2 .
It is not a de Polignac number, because 42713937 - 210 = 42712913 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42713917) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 47988 + ... + 48869.
It is an arithmetic number, because the mean of its divisors is an integer number (3987321).
Almost surely, 242713937 is an apocalyptic number.
It is an amenable number.
42713937 is a deficient number, since it is larger than the sum of its proper divisors (29057841).
42713937 is a wasteful number, since it uses less digits than its factorization.
42713937 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96877 (or 96867 counting only the distinct ones).
The product of its digits is 31752, while the sum is 36.
The square root of 42713937 is about 6535.5900269218. The cubic root of 42713937 is about 349.5611833918.
The spelling of 42713937 in words is "forty-two million, seven hundred thirteen thousand, nine hundred thirty-seven".
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