Base | Representation |
---|---|
bin | 111100011100001110… |
… | …0110110100011001101 |
3 | 110102000201021101020200 |
4 | 1320320130312203031 |
5 | 4111310300401240 |
6 | 135343313004113 |
7 | 12243316462335 |
oct | 1707034664315 |
9 | 412021241220 |
10 | 129796106445 |
11 | 50056577965 |
12 | 211a4553639 |
13 | c316886265 |
14 | 63d43920c5 |
15 | 3599eda930 |
hex | 1e387368cd |
129796106445 has 48 divisors (see below), whose sum is σ = 238251004992. Its totient is φ = 65142443520.
The previous prime is 129796106443. The next prime is 129796106477. The reversal of 129796106445 is 544601697921.
129796106445 is a `hidden beast` number, since 1 + 2 + 9 + 7 + 96 + 106 + 445 = 666.
It is not a de Polignac number, because 129796106445 - 21 = 129796106443 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 129796106391 and 129796106400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129796106441) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8593350 + ... + 8608440.
It is an arithmetic number, because the mean of its divisors is an integer number (4963562604).
Almost surely, 2129796106445 is an apocalyptic number.
129796106445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
129796106445 is a deficient number, since it is larger than the sum of its proper divisors (108454898547).
129796106445 is a wasteful number, since it uses less digits than its factorization.
129796106445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26362 (or 26359 counting only the distinct ones).
The product of its (nonzero) digits is 3265920, while the sum is 54.
The spelling of 129796106445 in words is "one hundred twenty-nine billion, seven hundred ninety-six million, one hundred six thousand, four hundred forty-five".
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