Base | Representation |
---|---|
bin | 1100100111010… |
… | …1011110010111 |
3 | 10200120002211201 |
4 | 3021311132113 |
5 | 102021104400 |
6 | 5130013331 |
7 | 1211504326 |
oct | 311653627 |
9 | 120502751 |
10 | 52909975 |
11 | 27959058 |
12 | 15877247 |
13 | ac66aa1 |
14 | 70540bd |
15 | 49a206a |
hex | 3275797 |
52909975 has 12 divisors (see below), whose sum is σ = 65705616. Its totient is φ = 42265280.
The previous prime is 52909973. The next prime is 52909979. The reversal of 52909975 is 57990925.
It is not a de Polignac number, because 52909975 - 21 = 52909973 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 (52909973) 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, 23499 + ... + 25651.
It is an arithmetic number, because the mean of its divisors is an integer number (5475468).
Almost surely, 252909975 is an apocalyptic number.
52909975 is a deficient number, since it is larger than the sum of its proper divisors (12795641).
52909975 is a wasteful number, since it uses less digits than its factorization.
52909975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3146 (or 3141 counting only the distinct ones).
The product of its (nonzero) digits is 255150, while the sum is 46.
The square root of 52909975 is about 7273.9243191004. The cubic root of 52909975 is about 375.4157758811.
The spelling of 52909975 in words is "fifty-two million, nine hundred nine thousand, nine hundred seventy-five".
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