Base | Representation |
---|---|
bin | 1010001100010… |
… | …1110010011100 |
3 | 2222110002100010 |
4 | 2203011302130 |
5 | 41421100210 |
6 | 4124203220 |
7 | 1026252561 |
oct | 243056234 |
9 | 88402303 |
10 | 42753180 |
11 | 22151108 |
12 | 12399510 |
13 | 8b1ba52 |
14 | 596c868 |
15 | 3b47920 |
hex | 28c5c9c |
42753180 has 96 divisors (see below), whose sum is σ = 124717824. Its totient is φ = 10934784.
The previous prime is 42753157. The next prime is 42753187. The reversal of 42753180 is 8135724.
It is a super-2 number, since 2×427531802 = 3655668800224800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42753187) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188227 + ... + 188453.
It is an arithmetic number, because the mean of its divisors is an integer number (1299144).
Almost surely, 242753180 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42753180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62358912).
42753180 is an abundant number, since it is smaller than the sum of its proper divisors (81964644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42753180 is a wasteful number, since it uses less digits than its factorization.
42753180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355 (or 353 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 42753180 is about 6538.5915914668. The cubic root of 42753180 is about 349.6682025647.
The spelling of 42753180 in words is "forty-two million, seven hundred fifty-three thousand, one hundred eighty".
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