Base | Representation |
---|---|
bin | 1111011010110… |
… | …01010100100100 |
3 | 100000101012002121 |
4 | 13231121110210 |
5 | 231102400313 |
6 | 20500115324 |
7 | 3130243420 |
oct | 755312444 |
9 | 300335077 |
10 | 129340708 |
11 | 67011652 |
12 | 37395b44 |
13 | 20a47683 |
14 | 1326bb80 |
15 | b54d28d |
hex | 7b59524 |
129340708 has 24 divisors (see below), whose sum is σ = 261060800. Its totient is φ = 54921888.
The previous prime is 129340703. The next prime is 129340721. The reversal of 129340708 is 807043921.
It is not an unprimeable number, because it can be changed into a prime (129340703) 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, 18138 + ... + 24241.
Almost surely, 2129340708 is an apocalyptic number.
It is an amenable number.
129340708 is an abundant number, since it is smaller than the sum of its proper divisors (131720092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129340708 is a wasteful number, since it uses less digits than its factorization.
129340708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42499 (or 42497 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 129340708 is about 11372.8056344949. The cubic root of 129340708 is about 505.7218810427.
The spelling of 129340708 in words is "one hundred twenty-nine million, three hundred forty thousand, seven hundred eight".
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