Base | Representation |
---|---|
bin | 1010001110001… |
… | …0011011100101 |
3 | 2222200001021100 |
4 | 2203202123211 |
5 | 41433324001 |
6 | 4130510313 |
7 | 1030251612 |
oct | 243423345 |
9 | 88601240 |
10 | 42870501 |
11 | 22221273 |
12 | 12435399 |
13 | 8b6027b |
14 | 599d509 |
15 | 3b6c586 |
hex | 28e26e5 |
42870501 has 12 divisors (see below), whose sum is σ = 62413312. Its totient is φ = 28354536.
The previous prime is 42870493. The next prime is 42870547. The reversal of 42870501 is 10507824.
42870501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42870501 - 23 = 42870493 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42870571) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17611 + ... + 19896.
Almost surely, 242870501 is an apocalyptic number.
It is an amenable number.
42870501 is a deficient number, since it is larger than the sum of its proper divisors (19542811).
42870501 is a wasteful number, since it uses less digits than its factorization.
42870501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37640 (or 37637 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 42870501 is about 6547.5568726052. The cubic root of 42870501 is about 349.9877573949.
The spelling of 42870501 in words is "forty-two million, eight hundred seventy thousand, five hundred one".
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