Base | Representation |
---|---|
bin | 1100100110001… |
… | …0010111000000 |
3 | 10200102010102220 |
4 | 3021202113000 |
5 | 102011103210 |
6 | 5124211040 |
7 | 1211030136 |
oct | 311422700 |
9 | 120363386 |
10 | 52831680 |
11 | 27905250 |
12 | 15839a80 |
13 | ac3a265 |
14 | 7033756 |
15 | 4988c70 |
hex | 32625c0 |
52831680 has 112 divisors (see below), whose sum is σ = 183026304. Its totient is φ = 12805120.
The previous prime is 52831679. The next prime is 52831693. The reversal of 52831680 is 8613825.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8059 + ... + 13061.
Almost surely, 252831680 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 52831680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91513152).
52831680 is an abundant number, since it is smaller than the sum of its proper divisors (130194624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52831680 is a wasteful number, since it uses less digits than its factorization.
52831680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5034 (or 5024 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 52831680 is about 7268.5404312008. The cubic root of 52831680 is about 375.2305071704.
The spelling of 52831680 in words is "fifty-two million, eight hundred thirty-one thousand, six hundred eighty".
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