Base | Representation |
---|---|
bin | 100100011100011000… |
… | …001100010101010100 |
3 | 10202000002112002112120 |
4 | 210130120030111110 |
5 | 1120114441402214 |
6 | 25550525015540 |
7 | 2553461252151 |
oct | 443430142524 |
9 | 122002462476 |
10 | 39130809684 |
11 | 1566035a53a |
12 | 77009b45b0 |
13 | 38c7c85575 |
14 | 1c72d91228 |
15 | 1040543ea9 |
hex | 91c60c554 |
39130809684 has 12 divisors (see below), whose sum is σ = 91305222624. Its totient is φ = 13043603224.
The previous prime is 39130809589. The next prime is 39130809689. The reversal of 39130809684 is 48690803193.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39130809689) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1630450392 + ... + 1630450415.
It is an arithmetic number, because the mean of its divisors is an integer number (7608768552).
Almost surely, 239130809684 is an apocalyptic number.
It is an amenable number.
39130809684 is an abundant number, since it is smaller than the sum of its proper divisors (52174412940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39130809684 is a wasteful number, since it uses less digits than its factorization.
39130809684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3260900814 (or 3260900812 counting only the distinct ones).
The product of its (nonzero) digits is 1119744, while the sum is 51.
The spelling of 39130809684 in words is "thirty-nine billion, one hundred thirty million, eight hundred nine thousand, six hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •