Base | Representation |
---|---|
bin | 1100011011011… |
… | …0110111101111 |
3 | 10122002102220110 |
4 | 3012312313233 |
5 | 101321114023 |
6 | 5101151103 |
7 | 1202043234 |
oct | 306666757 |
9 | 118072813 |
10 | 52129263 |
11 | 2747553a |
12 | 1555b493 |
13 | aa52624 |
14 | 6ccd78b |
15 | 489aa93 |
hex | 31b6def |
52129263 has 16 divisors (see below), whose sum is σ = 72739296. Its totient is φ = 33171840.
The previous prime is 52129249. The next prime is 52129271. The reversal of 52129263 is 36292125.
It is not a de Polignac number, because 52129263 - 224 = 35352047 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 52129263.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52129213) 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, 1453 + ... + 10313.
It is an arithmetic number, because the mean of its divisors is an integer number (4546206).
Almost surely, 252129263 is an apocalyptic number.
52129263 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
52129263 is a deficient number, since it is larger than the sum of its proper divisors (20610033).
52129263 is a wasteful number, since it uses less digits than its factorization.
52129263 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8954.
The product of its digits is 6480, while the sum is 30.
The square root of 52129263 is about 7220.0597642956. The cubic root of 52129263 is about 373.5601389877.
The spelling of 52129263 in words is "fifty-two million, one hundred twenty-nine thousand, two hundred sixty-three".
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