Base | Representation |
---|---|
bin | 1100010001100… |
… | …1011101101101 |
3 | 10120212200111021 |
4 | 3010121131231 |
5 | 101140001100 |
6 | 5035254141 |
7 | 1163416441 |
oct | 304313555 |
9 | 116780437 |
10 | 51484525 |
11 | 270750a4 |
12 | 152aa351 |
13 | a888021 |
14 | 6ba2821 |
15 | 47bea1a |
hex | 311976d |
51484525 has 6 divisors (see below), whose sum is σ = 63840842. Its totient is φ = 41187600.
The previous prime is 51484523. The next prime is 51484529. The reversal of 51484525 is 52548415.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 16662724 + 34821801 = 4082^2 + 5901^2 .
It is not a de Polignac number, because 51484525 - 21 = 51484523 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51484523) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1029666 + ... + 1029715.
Almost surely, 251484525 is an apocalyptic number.
It is an amenable number.
51484525 is a deficient number, since it is larger than the sum of its proper divisors (12356317).
51484525 is a wasteful number, since it uses less digits than its factorization.
51484525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2059391 (or 2059386 counting only the distinct ones).
The product of its digits is 32000, while the sum is 34.
The square root of 51484525 is about 7175.2717718565. The cubic root of 51484525 is about 372.0136740069.
The spelling of 51484525 in words is "fifty-one million, four hundred eighty-four thousand, five hundred twenty-five".
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