Base | Representation |
---|---|
bin | 1100100000100… |
… | …1000001110100 |
3 | 10122201112112001 |
4 | 3020021001310 |
5 | 101412401110 |
6 | 5112305044 |
7 | 1204644313 |
oct | 310110164 |
9 | 118645461 |
10 | 52465780 |
11 | 27685354 |
12 | 156a2184 |
13 | ab3c853 |
14 | 6d7a27a |
15 | 491563a |
hex | 3209074 |
52465780 has 12 divisors (see below), whose sum is σ = 110178180. Its totient is φ = 20986304.
The previous prime is 52465769. The next prime is 52465781. The reversal of 52465780 is 8756425.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 12194064 + 40271716 = 3492^2 + 6346^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52465781) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311625 + ... + 1311664.
It is an arithmetic number, because the mean of its divisors is an integer number (9181515).
Almost surely, 252465780 is an apocalyptic number.
It is an amenable number.
52465780 is an abundant number, since it is smaller than the sum of its proper divisors (57712400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52465780 is a wasteful number, since it uses less digits than its factorization.
52465780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2623298 (or 2623296 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 37.
The square root of 52465780 is about 7243.3265838287. The cubic root of 52465780 is about 374.3622463727.
It can be divided in two parts, 5246 and 5780, that added together give a triangular number (11026 = T148).
The spelling of 52465780 in words is "fifty-two million, four hundred sixty-five thousand, seven hundred eighty".
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