Base | Representation |
---|---|
bin | 1111011010111… |
… | …10100010110101 |
3 | 100000102021102221 |
4 | 13231132202311 |
5 | 231104041401 |
6 | 20500402341 |
7 | 3130362661 |
oct | 755364265 |
9 | 300367387 |
10 | 129362101 |
11 | 67026730 |
12 | 373a63b1 |
13 | 20a5432b |
14 | 132758a1 |
15 | b5547a1 |
hex | 7b5e8b5 |
129362101 has 16 divisors (see below), whose sum is σ = 149626368. Its totient is φ = 110721600.
The previous prime is 129362099. The next prime is 129362117. The reversal of 129362101 is 101263921.
It is not a de Polignac number, because 129362101 - 21 = 129362099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129362131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7491 + ... + 17743.
It is an arithmetic number, because the mean of its divisors is an integer number (9351648).
Almost surely, 2129362101 is an apocalyptic number.
129362101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
129362101 is a deficient number, since it is larger than the sum of its proper divisors (20264267).
129362101 is a wasteful number, since it uses less digits than its factorization.
129362101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10332.
The product of its (nonzero) digits is 648, while the sum is 25.
The square root of 129362101 is about 11373.7461286948. The cubic root of 129362101 is about 505.7497616998.
The spelling of 129362101 in words is "one hundred twenty-nine million, three hundred sixty-two thousand, one hundred one".
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