Base | Representation |
---|---|
bin | 1010001001100… |
… | …1101101001100 |
3 | 2222002220122201 |
4 | 2202121231030 |
5 | 41344310440 |
6 | 4120251244 |
7 | 1024601266 |
oct | 242315514 |
9 | 88086581 |
10 | 42572620 |
11 | 22038492 |
12 | 12310b24 |
13 | 8a877cc |
14 | 5922b36 |
15 | 3b0e19a |
hex | 2899b4c |
42572620 has 12 divisors (see below), whose sum is σ = 89402544. Its totient is φ = 17029040.
The previous prime is 42572617. The next prime is 42572659. The reversal of 42572620 is 2627524.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1064296 + ... + 1064335.
It is an arithmetic number, because the mean of its divisors is an integer number (7450212).
Almost surely, 242572620 is an apocalyptic number.
It is an amenable number.
42572620 is an abundant number, since it is smaller than the sum of its proper divisors (46829924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42572620 is a wasteful number, since it uses less digits than its factorization.
42572620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2128640 (or 2128638 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
The square root of 42572620 is about 6524.7697277375. The cubic root of 42572620 is about 349.1752553663.
The spelling of 42572620 in words is "forty-two million, five hundred seventy-two thousand, six hundred twenty".
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