Base | Representation |
---|---|
bin | 1100011100000… |
… | …1011011000000 |
3 | 10122011122012002 |
4 | 3013001123000 |
5 | 101324004410 |
6 | 5102123132 |
7 | 1202313233 |
oct | 307013300 |
9 | 118148162 |
10 | 52172480 |
11 | 274a4a58 |
12 | 155804a8 |
13 | aa691b9 |
14 | 6d0141a |
15 | 48a87a5 |
hex | 31c16c0 |
52172480 has 56 divisors (see below), whose sum is σ = 130789680. Its totient is φ = 19768320.
The previous prime is 52172447. The next prime is 52172503. The reversal of 52172480 is 8427125.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1790 + ... + 10370.
It is an arithmetic number, because the mean of its divisors is an integer number (2335530).
Almost surely, 252172480 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 52172480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65394840).
52172480 is an abundant number, since it is smaller than the sum of its proper divisors (78617200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52172480 is a wasteful number, since it uses less digits than its factorization.
52172480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8617 (or 8607 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 52172480 is about 7223.0519865220. The cubic root of 52172480 is about 373.6633419892.
The spelling of 52172480 in words is "fifty-two million, one hundred seventy-two thousand, four hundred eighty".
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