Base | Representation |
---|---|
bin | 1111011000100… |
… | …00001011000000 |
3 | 22222210222002120 |
4 | 13230100023000 |
5 | 231013303323 |
6 | 20445444240 |
7 | 3124555041 |
oct | 754201300 |
9 | 288728076 |
10 | 129041088 |
11 | 66927530 |
12 | 37270680 |
13 | 20971197 |
14 | 131d08c8 |
15 | b4de5e3 |
hex | 7b102c0 |
129041088 has 56 divisors (see below), whose sum is σ = 372465600. Its totient is φ = 39102720.
The previous prime is 129041041. The next prime is 129041093. The reversal of 129041088 is 880140921.
It is a Harshad number since it is a multiple of its sum of digits (33).
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, 28438 + ... + 32661.
Almost surely, 2129041088 is an apocalyptic number.
It is an amenable number.
129041088 is an abundant number, since it is smaller than the sum of its proper divisors (243424512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129041088 is a wasteful number, since it uses less digits than its factorization.
129041088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61125 (or 61115 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 33.
The square root of 129041088 is about 11359.6253459346. The cubic root of 129041088 is about 505.3310746057.
It can be divided in two parts, 12 and 9041088, that multiplied together give a square (108493056 = 104162).
The spelling of 129041088 in words is "one hundred twenty-nine million, forty-one thousand, eighty-eight".
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