Base | Representation |
---|---|
bin | 110001010101100001… |
… | …101011100011001000 |
3 | 12001201212212102121000 |
4 | 301111201223203020 |
5 | 1331442433000130 |
6 | 40200335215000 |
7 | 3553520551350 |
oct | 612541534310 |
9 | 161655772530 |
10 | 52974500040 |
11 | 205147a6a50 |
12 | a325077460 |
13 | 4cc3096617 |
14 | 27c77b9b60 |
15 | 15a0a9d260 |
hex | c5586b8c8 |
52974500040 has 512 divisors, whose sum is σ = 227266560000. Its totient is φ = 10652083200.
The previous prime is 52974500023. The next prime is 52974500053. The reversal of 52974500040 is 4000547925.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 52974499968 and 52974500004.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2567686 + ... + 2588234.
It is an arithmetic number, because the mean of its divisors is an integer number (443880000).
Almost surely, 252974500040 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 52974500040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113633280000).
52974500040 is an abundant number, since it is smaller than the sum of its proper divisors (174292059960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52974500040 is a wasteful number, since it uses less digits than its factorization.
52974500040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20618 (or 20608 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The spelling of 52974500040 in words is "fifty-two billion, nine hundred seventy-four million, five hundred thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.886 sec. • engine limits •