Base | Representation |
---|---|
bin | 1100011011010… |
… | …0010100100001 |
3 | 10122001220120120 |
4 | 3012310110201 |
5 | 101320300232 |
6 | 5101030453 |
7 | 1202000622 |
oct | 306642441 |
9 | 118056516 |
10 | 52118817 |
11 | 27468703 |
12 | 15555429 |
13 | aa4a94a |
14 | 6cc9a49 |
15 | 489792c |
hex | 31b4521 |
52118817 has 8 divisors (see below), whose sum is σ = 70970496. Its totient is φ = 34006512.
The previous prime is 52118813. The next prime is 52118839. The reversal of 52118817 is 71881125.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52118817 - 22 = 52118813 is a prime.
It is a super-3 number, since 3×521188173 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (52118813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184678 + ... + 184959.
It is an arithmetic number, because the mean of its divisors is an integer number (8871312).
Almost surely, 252118817 is an apocalyptic number.
It is an amenable number.
52118817 is a deficient number, since it is larger than the sum of its proper divisors (18851679).
52118817 is a wasteful number, since it uses less digits than its factorization.
52118817 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 369687.
The product of its digits is 4480, while the sum is 33.
The square root of 52118817 is about 7219.3363268378. The cubic root of 52118817 is about 373.5351851859.
It can be divided in two parts, 5211 and 8817, that added together give a triangular number (14028 = T167).
The spelling of 52118817 in words is "fifty-two million, one hundred eighteen thousand, eight hundred seventeen".
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