Base | Representation |
---|---|
bin | 1100101000100… |
… | …1100001101101 |
3 | 10200201021111201 |
4 | 3022021201231 |
5 | 102031221414 |
6 | 5131445501 |
7 | 1212265642 |
oct | 312114155 |
9 | 120637451 |
10 | 52992109 |
11 | 27a04835 |
12 | 158b6891 |
13 | ac952a1 |
14 | 7075dc9 |
15 | 49bb574 |
hex | 328986d |
52992109 has 4 divisors (see below), whose sum is σ = 53783104. Its totient is φ = 52201116.
The previous prime is 52992101. The next prime is 52992127. The reversal of 52992109 is 90129925.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 52992109 - 23 = 52992101 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 (52992101) 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, 395397 + ... + 395530.
It is an arithmetic number, because the mean of its divisors is an integer number (13445776).
Almost surely, 252992109 is an apocalyptic number.
It is an amenable number.
52992109 is a deficient number, since it is larger than the sum of its proper divisors (790995).
52992109 is an equidigital number, since it uses as much as digits as its factorization.
52992109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790994.
The product of its (nonzero) digits is 14580, while the sum is 37.
The square root of 52992109 is about 7279.5679130014. The cubic root of 52992109 is about 375.6099324523.
The spelling of 52992109 in words is "fifty-two million, nine hundred ninety-two thousand, one hundred nine".
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