Base | Representation |
---|---|
bin | 1100011111110… |
… | …1100110101100 |
3 | 10122122011100000 |
4 | 3013331212230 |
5 | 101404401423 |
6 | 5111304300 |
7 | 1204361016 |
oct | 307754654 |
9 | 118564300 |
10 | 52418988 |
11 | 27653186 |
12 | 1567b090 |
13 | ab2446b |
14 | 6d671b6 |
15 | 4906843 |
hex | 31fd9ac |
52418988 has 72 divisors (see below), whose sum is σ = 138611200. Its totient is φ = 17321040.
The previous prime is 52418983. The next prime is 52419011. The reversal of 52418988 is 88981425.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52418983) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193293 + ... + 193563.
Almost surely, 252418988 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 52418988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69305600).
52418988 is an abundant number, since it is smaller than the sum of its proper divisors (86192212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52418988 is a wasteful number, since it uses less digits than its factorization.
52418988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 489 (or 475 counting only the distinct ones).
The product of its digits is 184320, while the sum is 45.
The square root of 52418988 is about 7240.0958557190. The cubic root of 52418988 is about 374.2509206768.
The spelling of 52418988 in words is "fifty-two million, four hundred eighteen thousand, nine hundred eighty-eight".
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