Base | Representation |
---|---|
bin | 1111011000001… |
… | …10010100000000 |
3 | 22222201220200212 |
4 | 13230012110000 |
5 | 231011010304 |
6 | 20444533252 |
7 | 3124326230 |
oct | 754062400 |
9 | 288656625 |
10 | 129000704 |
11 | 668aa158 |
12 | 37251228 |
13 | 209589a1 |
14 | 131bdcc0 |
15 | b4d266e |
hex | 7b06500 |
129000704 has 36 divisors (see below), whose sum is σ = 294286944. Its totient is φ = 55285248.
The previous prime is 129000689. The next prime is 129000761. The reversal of 129000704 is 407000921.
It is a self number, because there is not a number n which added to its sum of digits gives 129000704.
It is a congruent number.
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, 34202 + ... + 37785.
Almost surely, 2129000704 is an apocalyptic number.
129000704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
129000704 is an abundant number, since it is smaller than the sum of its proper divisors (165286240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129000704 is an frugal number, since it uses more digits than its factorization.
129000704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72010 (or 71996 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 129000704 is about 11357.8476834302. The cubic root of 129000704 is about 505.2783538802.
The spelling of 129000704 in words is "one hundred twenty-nine million, seven hundred four", and thus it is an aban number.
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