Base | Representation |
---|---|
bin | 1010001001100… |
… | …1101110001100 |
3 | 2222002220202002 |
4 | 2202121232030 |
5 | 41344311214 |
6 | 4120251432 |
7 | 1024601420 |
oct | 242315614 |
9 | 88086662 |
10 | 42572684 |
11 | 22038540 |
12 | 12310b78 |
13 | 8a8784b |
14 | 5922b80 |
15 | 3b0e1de |
hex | 2899b8c |
42572684 has 48 divisors (see below), whose sum is σ = 93408000. Its totient is φ = 16493760.
The previous prime is 42572683. The next prime is 42572687. The reversal of 42572684 is 48627524.
It is not an unprimeable number, because it can be changed into a prime (42572683) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85067 + ... + 85565.
It is an arithmetic number, because the mean of its divisors is an integer number (1946000).
Almost surely, 242572684 is an apocalyptic number.
42572684 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42572684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46704000).
42572684 is an abundant number, since it is smaller than the sum of its proper divisors (50835316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42572684 is a wasteful number, since it uses less digits than its factorization.
42572684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 798 (or 796 counting only the distinct ones).
The product of its digits is 107520, while the sum is 38.
The square root of 42572684 is about 6524.7746321233. The cubic root of 42572684 is about 349.1754303395.
The spelling of 42572684 in words is "forty-two million, five hundred seventy-two thousand, six hundred eighty-four".
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