Base | Representation |
---|---|
bin | 1100110111100… |
… | …0100000011111 |
3 | 10202120000021000 |
4 | 3031320200133 |
5 | 102304032400 |
6 | 5204441343 |
7 | 1223513532 |
oct | 315704037 |
9 | 122500230 |
10 | 53970975 |
11 | 28513213 |
12 | 160a9253 |
13 | b2489b6 |
14 | 724ca19 |
15 | 4b11600 |
hex | 337881f |
53970975 has 48 divisors (see below), whose sum is σ = 101873440. Its totient is φ = 27993600.
The previous prime is 53970923. The next prime is 53971003. The reversal of 53970975 is 57907935.
It is a happy number.
It is not a de Polignac number, because 53970975 - 214 = 53954591 is a prime.
It is a super-2 number, since 2×539709752 = 5825732284901250, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 53970975.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23895 + ... + 26055.
Almost surely, 253970975 is an apocalyptic number.
53970975 is a deficient number, since it is larger than the sum of its proper divisors (47902465).
53970975 is a wasteful number, since it uses less digits than its factorization.
53970975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2217 (or 2206 counting only the distinct ones).
The product of its (nonzero) digits is 297675, while the sum is 45.
The square root of 53970975 is about 7346.4940617957. The cubic root of 53970975 is about 377.9085820751.
It can be divided in two parts, 53970 and 975, that added together give a palindrome (54945).
The spelling of 53970975 in words is "fifty-three million, nine hundred seventy thousand, nine hundred seventy-five".
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