Base | Representation |
---|---|
bin | 1100100000110… |
… | …0111110101000 |
3 | 10122202100201022 |
4 | 3020030332220 |
5 | 101413410320 |
6 | 5112512012 |
7 | 1205042426 |
oct | 310147650 |
9 | 118670638 |
10 | 52481960 |
11 | 27696523 |
12 | 156ab608 |
13 | ab4701b |
14 | 6d82116 |
15 | 491a325 |
hex | 320cfa8 |
52481960 has 64 divisors (see below), whose sum is σ = 121666320. Its totient is φ = 20367360.
The previous prime is 52481959. The next prime is 52481969. The reversal of 52481960 is 6918425.
It can be written as a sum of positive squares in 8 ways, for example, as 6160324 + 46321636 = 2482^2 + 6806^2 .
It is a super-2 number, since 2×524819602 = 5508712250883200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 52481960.
It is not an unprimeable number, because it can be changed into a prime (52481969) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334202 + ... + 334358.
Almost surely, 252481960 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 52481960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60833160).
52481960 is an abundant number, since it is smaller than the sum of its proper divisors (69184360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52481960 is a wasteful number, since it uses less digits than its factorization.
52481960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366 (or 362 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 35.
The square root of 52481960 is about 7244.4433878663. The cubic root of 52481960 is about 374.4007257942.
The spelling of 52481960 in words is "fifty-two million, four hundred eighty-one thousand, nine hundred sixty".
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