Base | Representation |
---|---|
bin | 1001010101001… |
… | …1000101011110 |
3 | 2201122101201212 |
4 | 2111103011132 |
5 | 40004401010 |
6 | 3514504422 |
7 | 653443610 |
oct | 225230536 |
9 | 81571655 |
10 | 39137630 |
11 | 20101754 |
12 | 11135112 |
13 | 815417c |
14 | 52aadb0 |
15 | 3681505 |
hex | 255315e |
39137630 has 32 divisors (see below), whose sum is σ = 80982720. Its totient is φ = 13340160.
The previous prime is 39137629. The next prime is 39137633. The reversal of 39137630 is 3673193.
39137630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39137633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11126 + ... + 14214.
It is an arithmetic number, because the mean of its divisors is an integer number (2530710).
Almost surely, 239137630 is an apocalyptic number.
39137630 is an abundant number, since it is smaller than the sum of its proper divisors (41845090).
39137630 is a wasteful number, since it uses less digits than its factorization.
39137630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3284.
The product of its (nonzero) digits is 10206, while the sum is 32.
The square root of 39137630 is about 6256.0075127832. The cubic root of 39137630 is about 339.5195925714.
The spelling of 39137630 in words is "thirty-nine million, one hundred thirty-seven thousand, six hundred thirty".
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