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52320043225 = 523832954601
BaseRepresentation
bin110000101110100001…
…001000000011011001
312000001021101120121201
4300232201020003121
51324122412340400
640011400034201
73531353013112
oct605641100331
9160037346551
1052320043225
112020933394a
12a181a62961
134c1a611b78
1427648d9209
1515633c506a
hexc2e8480d9

52320043225 has 12 divisors (see below), whose sum is σ = 64879734460. Its totient is φ = 41854176000.

The previous prime is 52320043219. The next prime is 52320043229. The reversal of 52320043225 is 52234002325.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 9987803721 + 42332239504 = 99939^2 + 205748^2 .

It is not a de Polignac number, because 52320043225 - 29 = 52320042713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52320043193 and 52320043202.

It is not an unprimeable number, because it can be changed into a prime (52320043229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 930925 + ... + 985525.

Almost surely, 252320043225 is an apocalyptic number.

It is an amenable number.

52320043225 is a deficient number, since it is larger than the sum of its proper divisors (12559691235).

52320043225 is a wasteful number, since it uses less digits than its factorization.

52320043225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92940 (or 92935 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The spelling of 52320043225 in words is "fifty-two billion, three hundred twenty million, forty-three thousand, two hundred twenty-five".

Divisors: 1 5 25 38329 54601 191645 273005 958225 1365025 2092801729 10464008645 52320043225