Base | Representation |
---|---|
bin | 1111011000111… |
… | …11100110000010 |
3 | 22222221011202012 |
4 | 13230133212002 |
5 | 231022314013 |
6 | 20451052522 |
7 | 3125240153 |
oct | 754374602 |
9 | 288834665 |
10 | 129104258 |
11 | 6696aa38 |
12 | 372a1142 |
13 | 20993b6a |
14 | 1320992a |
15 | b5031a8 |
hex | 7b1f982 |
129104258 has 8 divisors (see below), whose sum is σ = 193706640. Its totient is φ = 64535380.
The previous prime is 129104251. The next prime is 129104291. The reversal of 129104258 is 852401921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (129104251) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6653 + ... + 17391.
It is an arithmetic number, because the mean of its divisors is an integer number (24213330).
Almost surely, 2129104258 is an apocalyptic number.
129104258 is a deficient number, since it is larger than the sum of its proper divisors (64602382).
129104258 is a wasteful number, since it uses less digits than its factorization.
129104258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16752.
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 129104258 is about 11362.4054671535. The cubic root of 129104258 is about 505.4135200680.
The spelling of 129104258 in words is "one hundred twenty-nine million, one hundred four thousand, two hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •