Base | Representation |
---|---|
bin | 110000100011… |
… | …110010010000 |
3 | 212221201120112 |
4 | 300203302100 |
5 | 11224320423 |
6 | 1132500452 |
7 | 213125132 |
oct | 60436220 |
9 | 25851515 |
10 | 12729488 |
11 | 7204942 |
12 | 431a728 |
13 | 2839055 |
14 | 1995052 |
15 | 11b6a78 |
hex | c23c90 |
12729488 has 20 divisors (see below), whose sum is σ = 25736448. Its totient is φ = 6087840.
The previous prime is 12729439. The next prime is 12729491. The reversal of 12729488 is 88492721.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16928 + ... + 17663.
Almost surely, 212729488 is an apocalyptic number.
It is an amenable number.
12729488 is an abundant number, since it is smaller than the sum of its proper divisors (13006960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12729488 is a wasteful number, since it uses less digits than its factorization.
12729488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34622 (or 34616 counting only the distinct ones).
The product of its digits is 64512, while the sum is 41.
The square root of 12729488 is about 3567.8408036234. The cubic root of 12729488 is about 233.4910896890.
The spelling of 12729488 in words is "twelve million, seven hundred twenty-nine thousand, four hundred eighty-eight".
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