Base | Representation |
---|---|
bin | 111100011000100110… |
… | …0110011011010010010 |
3 | 110101201020101001000020 |
4 | 1320301030303122102 |
5 | 4111033130140040 |
6 | 135323245404310 |
7 | 12240311466363 |
oct | 1706114633222 |
9 | 411636331006 |
10 | 129674458770 |
11 | 4aaa394019a |
12 | 2116b869696 |
13 | c2c760339c |
14 | 63c2167b6a |
15 | 358e4abcd0 |
hex | 1e31333692 |
129674458770 has 16 divisors (see below), whose sum is σ = 311218701120. Its totient is φ = 34579855664.
The previous prime is 129674458649. The next prime is 129674458783. The reversal of 129674458770 is 77854476921.
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, 2161240950 + ... + 2161241009.
It is an arithmetic number, because the mean of its divisors is an integer number (19451168820).
Almost surely, 2129674458770 is an apocalyptic number.
129674458770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
129674458770 is an abundant number, since it is smaller than the sum of its proper divisors (181544242350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129674458770 is a wasteful number, since it uses less digits than its factorization.
129674458770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4322481969.
The product of its (nonzero) digits is 23708160, while the sum is 60.
The spelling of 129674458770 in words is "one hundred twenty-nine billion, six hundred seventy-four million, four hundred fifty-eight thousand, seven hundred seventy".
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