Base | Representation |
---|---|
bin | 110010000101… |
… | …011001101011 |
3 | 220201001001020 |
4 | 302011121223 |
5 | 11330114243 |
6 | 1145223523 |
7 | 216411624 |
oct | 62053153 |
9 | 26631036 |
10 | 13129323 |
11 | 7458289 |
12 | 4491ba3 |
13 | 294903c |
14 | 1a5aa4b |
15 | 1245283 |
hex | c8566b |
13129323 has 8 divisors (see below), whose sum is σ = 18427200. Its totient is φ = 8292168.
The previous prime is 13129313. The next prime is 13129331. The reversal of 13129323 is 32392131.
13129323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-13129323 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13129293 and 13129302.
It is not an unprimeable number, because it can be changed into a prime (13129313) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115113 + ... + 115226.
It is an arithmetic number, because the mean of its divisors is an integer number (2303400).
Almost surely, 213129323 is an apocalyptic number.
13129323 is a deficient number, since it is larger than the sum of its proper divisors (5297877).
13129323 is a wasteful number, since it uses less digits than its factorization.
13129323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230361.
The product of its digits is 972, while the sum is 24.
The square root of 13129323 is about 3623.4407681098. The cubic root of 13129323 is about 235.9105940664.
The spelling of 13129323 in words is "thirteen million, one hundred twenty-nine thousand, three hundred twenty-three".
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