Base | Representation |
---|---|
bin | 1100101100100… |
… | …1110100110011 |
3 | 10201012122210000 |
4 | 3023021310303 |
5 | 102113133400 |
6 | 5141241043 |
7 | 1214443530 |
oct | 313116463 |
9 | 121178700 |
10 | 53255475 |
11 | 28074699 |
12 | 15a03183 |
13 | b058120 |
14 | 7103d87 |
15 | 4a1e600 |
hex | 32c9d33 |
53255475 has 180 divisors, whose sum is σ = 128974384. Its totient is φ = 21150720.
The previous prime is 53255473. The next prime is 53255483. The reversal of 53255475 is 57455235.
53255475 is a `hidden beast` number, since 5 + 32 + 554 + 75 = 666.
It is not a de Polignac number, because 53255475 - 21 = 53255473 is a prime.
It is a super-2 number, since 2×532554752 = 5672291234951250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (53255473) by changing a digit.
It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 3132667 + ... + 3132683.
Almost surely, 253255475 is an apocalyptic number.
53255475 is an abundant number, since it is smaller than the sum of its proper divisors (75718909).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53255475 is a wasteful number, since it uses less digits than its factorization.
53255475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76 (or 45 counting only the distinct ones).
The product of its digits is 105000, while the sum is 36.
The square root of 53255475 is about 7297.6348908396. The cubic root of 53255475 is about 376.2311536054.
The spelling of 53255475 in words is "fifty-three million, two hundred fifty-five thousand, four hundred seventy-five".
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