Base | Representation |
---|---|
bin | 1100100101100… |
… | …0011110100111 |
3 | 10200100001220220 |
4 | 3021120132213 |
5 | 102003304312 |
6 | 5123255423 |
7 | 1210501140 |
oct | 311303647 |
9 | 120301826 |
10 | 52791207 |
11 | 278878a7 |
12 | 1581a573 |
13 | ac24a01 |
14 | 7022ac7 |
15 | 497bc8c |
hex | 32587a7 |
52791207 has 16 divisors (see below), whose sum is σ = 81185280. Its totient is φ = 29888352.
The previous prime is 52791203. The next prime is 52791209. The reversal of 52791207 is 70219725.
It is not a de Polignac number, because 52791207 - 22 = 52791203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52791203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9243 + ... + 13820.
It is an arithmetic number, because the mean of its divisors is an integer number (5074080).
Almost surely, 252791207 is an apocalyptic number.
52791207 is a deficient number, since it is larger than the sum of its proper divisors (28394073).
52791207 is a wasteful number, since it uses less digits than its factorization.
52791207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23182.
The product of its (nonzero) digits is 8820, while the sum is 33.
The square root of 52791207 is about 7265.7557762424. The cubic root of 52791207 is about 375.1346645243.
The spelling of 52791207 in words is "fifty-two million, seven hundred ninety-one thousand, two hundred seven".
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