Base | Representation |
---|---|
bin | 100100011100010101… |
… | …000101101010110111 |
3 | 10202000000222202022121 |
4 | 210130111011222313 |
5 | 1120114234332314 |
6 | 25550455340411 |
7 | 2553451322605 |
oct | 443425055267 |
9 | 122000882277 |
10 | 39129995959 |
11 | 1565a95413a |
12 | 7700681707 |
13 | 38c7a5c082 |
14 | 1c72c1c875 |
15 | 1040432d24 |
hex | 91c545ab7 |
39129995959 has 8 divisors (see below), whose sum is σ = 39323154240. Its totient is φ = 38937196800.
The previous prime is 39129995953. The next prime is 39129995969. The reversal of 39129995959 is 95959992193.
39129995959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 39129995959 - 227 = 38995778231 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 (39129995953) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129999 + ... + 308479.
It is an arithmetic number, because the mean of its divisors is an integer number (4915394280).
Almost surely, 239129995959 is an apocalyptic number.
39129995959 is a deficient number, since it is larger than the sum of its proper divisors (193158281).
39129995959 is a wasteful number, since it uses less digits than its factorization.
39129995959 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179561.
The product of its digits is 79716150, while the sum is 70.
The spelling of 39129995959 in words is "thirty-nine billion, one hundred twenty-nine million, nine hundred ninety-five thousand, nine hundred fifty-nine".
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