Base | Representation |
---|---|
bin | 101111011010… |
… | …100011011010 |
3 | 212101111002222 |
4 | 233122203122 |
5 | 11140221110 |
6 | 1122224042 |
7 | 210435461 |
oct | 57324332 |
9 | 25344088 |
10 | 12429530 |
11 | 701a543 |
12 | 41b5022 |
13 | 2762669 |
14 | 19179d8 |
15 | 1157c55 |
hex | bda8da |
12429530 has 16 divisors (see below), whose sum is σ = 22753440. Its totient is φ = 4887312.
The previous prime is 12429523. The next prime is 12429541. The reversal of 12429530 is 3592421.
It is a self number, because there is not a number n which added to its sum of digits gives 12429530.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9944 + ... + 11123.
It is an arithmetic number, because the mean of its divisors is an integer number (1422090).
Almost surely, 212429530 is an apocalyptic number.
12429530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12429530 is a deficient number, since it is larger than the sum of its proper divisors (10323910).
12429530 is a wasteful number, since it uses less digits than its factorization.
12429530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21133.
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 12429530 is about 3525.5538571975. The cubic root of 12429530 is about 231.6424958536.
The spelling of 12429530 in words is "twelve million, four hundred twenty-nine thousand, five hundred thirty".
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