Base | Representation |
---|---|
bin | 1111011000100… |
… | …11000110100000 |
3 | 22222211120120000 |
4 | 13230103012200 |
5 | 231014144323 |
6 | 20450020000 |
7 | 3124635033 |
oct | 754230640 |
9 | 288746500 |
10 | 129053088 |
11 | 6693554a |
12 | 37277600 |
13 | 20976798 |
14 | 131d501a |
15 | b4e2e43 |
hex | 7b131a0 |
129053088 has 60 divisors (see below), whose sum is σ = 379549170. Its totient is φ = 43016832.
The previous prime is 129053087. The next prime is 129053101. The reversal of 129053088 is 880350921.
It can be written as a sum of positive squares in only one way, i.e., 122146704 + 6906384 = 11052^2 + 2628^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (129053081) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22303 + ... + 27486.
Almost surely, 2129053088 is an apocalyptic number.
129053088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
129053088 is an abundant number, since it is smaller than the sum of its proper divisors (250496082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129053088 is an equidigital number, since it uses as much as digits as its factorization.
129053088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49811 (or 49794 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 129053088 is about 11360.1535200894. The cubic root of 129053088 is about 505.3467383116.
The spelling of 129053088 in words is "one hundred twenty-nine million, fifty-three thousand, eighty-eight".
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