Base | Representation |
---|---|
bin | 110000111001111101… |
… | …010010011010000000 |
3 | 12000112122112201120110 |
4 | 300321331102122000 |
5 | 1330021031200130 |
6 | 40042413511320 |
7 | 3536203265100 |
oct | 607175223200 |
9 | 160478481513 |
10 | 52511975040 |
11 | 202a7706088 |
12 | a2161a2540 |
13 | 4c4b3029a5 |
14 | 27821bb200 |
15 | 1575188ab0 |
hex | c39f52680 |
52511975040 has 768 divisors, whose sum is σ = 212234256000. Its totient is φ = 10968072192.
The previous prime is 52511974997. The next prime is 52511975041. The reversal of 52511975040 is 4057911525.
It is a super-3 number, since 3×525119750403 (a number of 33 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 52511975040.
It is not an unprimeable number, because it can be changed into a prime (52511975041) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 51837574 + ... + 51838586.
Almost surely, 252511975040 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 52511975040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106117128000).
52511975040 is an abundant number, since it is smaller than the sum of its proper divisors (159722280960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52511975040 is a wasteful number, since it uses less digits than its factorization.
52511975040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1097 (or 1078 counting only the distinct ones).
The product of its (nonzero) digits is 63000, while the sum is 39.
The spelling of 52511975040 in words is "fifty-two billion, five hundred eleven million, nine hundred seventy-five thousand, forty".
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