Base | Representation |
---|---|
bin | 111100010010111001… |
… | …0001110010110000110 |
3 | 110101012212222222011020 |
4 | 1320211302032112012 |
5 | 4110140113114310 |
6 | 135252244452010 |
7 | 12232464563064 |
oct | 1704562162606 |
9 | 411185888136 |
10 | 129482941830 |
11 | 4aa05821730 |
12 | 211176aa006 |
13 | c296a29358 |
14 | 63a4953034 |
15 | 357c77b170 |
hex | 1e25c8e586 |
129482941830 has 32 divisors (see below), whose sum is σ = 339009884928. Its totient is φ = 31389804000.
The previous prime is 129482941811. The next prime is 129482941831. The reversal of 129482941830 is 38149284921.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129482941831) 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, 196185946 + ... + 196186605.
It is an arithmetic number, because the mean of its divisors is an integer number (10594058904).
Almost surely, 2129482941830 is an apocalyptic number.
129482941830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
129482941830 is an abundant number, since it is smaller than the sum of its proper divisors (209526943098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129482941830 is a wasteful number, since it uses less digits than its factorization.
129482941830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392372572.
The product of its (nonzero) digits is 995328, while the sum is 51.
The spelling of 129482941830 in words is "one hundred twenty-nine billion, four hundred eighty-two million, nine hundred forty-one thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •