Base | Representation |
---|---|
bin | 110001010101… |
… | …010111000110 |
3 | 220100001010100 |
4 | 301111113012 |
5 | 11302320200 |
6 | 1141104530 |
7 | 214632141 |
oct | 61252706 |
9 | 26301110 |
10 | 12932550 |
11 | 7333464 |
12 | 43b8146 |
13 | 28aa5c7 |
14 | 1a09058 |
15 | 1206d00 |
hex | c555c6 |
12932550 has 72 divisors (see below), whose sum is σ = 35979840. Its totient is φ = 3326400.
The previous prime is 12932539. The next prime is 12932581. The reversal of 12932550 is 5523921.
12932550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12555 + ... + 13545.
It is an arithmetic number, because the mean of its divisors is an integer number (499720).
Almost surely, 212932550 is an apocalyptic number.
12932550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12932550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17989920).
12932550 is an abundant number, since it is smaller than the sum of its proper divisors (23047290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12932550 is a wasteful number, since it uses less digits than its factorization.
12932550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1038 (or 1030 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 12932550 is about 3596.1854790875. The cubic root of 12932550 is about 234.7261031042.
The spelling of 12932550 in words is "twelve million, nine hundred thirty-two thousand, five hundred fifty".
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