Base | Representation |
---|---|
bin | 111100010000000111… |
… | …1010011000110100111 |
3 | 110100222101220222000220 |
4 | 1320200033103012213 |
5 | 4104442303301244 |
6 | 135235122335423 |
7 | 12230255001510 |
oct | 1704017230647 |
9 | 410871828026 |
10 | 129389900199 |
11 | 4a96825311a |
12 | 210b04ba573 |
13 | c280680b31 |
14 | 6396453a07 |
15 | 35744ed319 |
hex | 1e203d31a7 |
129389900199 has 16 divisors (see below), whose sum is σ = 197171926272. Its totient is φ = 73934699328.
The previous prime is 129389900197. The next prime is 129389900201. The reversal of 129389900199 is 991009983921.
It is an interprime number because it is at equal distance from previous prime (129389900197) and next prime (129389900201).
It is not a de Polignac number, because 129389900199 - 21 = 129389900197 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129389900197) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 726012 + ... + 886494.
It is an arithmetic number, because the mean of its divisors is an integer number (12323245392).
Almost surely, 2129389900199 is an apocalyptic number.
129389900199 is a deficient number, since it is larger than the sum of its proper divisors (67782026073).
129389900199 is a wasteful number, since it uses less digits than its factorization.
129389900199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198886.
The product of its (nonzero) digits is 2834352, while the sum is 60.
The spelling of 129389900199 in words is "one hundred twenty-nine billion, three hundred eighty-nine million, nine hundred thousand, one hundred ninety-nine".
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