Base | Representation |
---|---|
bin | 1100011111101… |
… | …0110010111000 |
3 | 10122121120112210 |
4 | 3013322302320 |
5 | 101404014410 |
6 | 5111135120 |
7 | 1204312326 |
oct | 307726270 |
9 | 118546483 |
10 | 52407480 |
11 | 27645574 |
12 | 156744a0 |
13 | ab1c158 |
14 | 6d62d16 |
15 | 4903220 |
hex | 31facb8 |
52407480 has 32 divisors (see below), whose sum is σ = 157222800. Its totient is φ = 13975296.
The previous prime is 52407473. The next prime is 52407521. The reversal of 52407480 is 8470425.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218245 + ... + 218484.
Almost surely, 252407480 is an apocalyptic number.
It is an amenable number.
52407480 is an abundant number, since it is smaller than the sum of its proper divisors (104815320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52407480 is a wasteful number, since it uses less digits than its factorization.
52407480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 436743 (or 436739 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 30.
The square root of 52407480 is about 7239.3010712361. The cubic root of 52407480 is about 374.2235311437.
It can be divided in two parts, 5240 and 7480, that added together give a triangular number (12720 = T159).
The spelling of 52407480 in words is "fifty-two million, four hundred seven thousand, four hundred eighty".
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