Base | Representation |
---|---|
bin | 1001010111110… |
… | …0111100101110 |
3 | 2201222002221200 |
4 | 2111330330232 |
5 | 40030342402 |
6 | 3522310330 |
7 | 655056540 |
oct | 225747456 |
9 | 81862850 |
10 | 39309102 |
11 | 20209568 |
12 | 111b83a6 |
13 | 81b4231 |
14 | 5313690 |
15 | 36b721c |
hex | 257cf2e |
39309102 has 48 divisors (see below), whose sum is σ = 97843200. Its totient is φ = 11172816.
The previous prime is 39309097. The next prime is 39309103. The reversal of 39309102 is 20190393.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39309103) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27399 + ... + 28797.
It is an arithmetic number, because the mean of its divisors is an integer number (2038400).
Almost surely, 239309102 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 39309102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48921600).
39309102 is an abundant number, since it is smaller than the sum of its proper divisors (58534098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39309102 is a wasteful number, since it uses less digits than its factorization.
39309102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1637 (or 1634 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 27.
The square root of 39309102 is about 6269.6971218712. The cubic root of 39309102 is about 340.0147110128.
Adding to 39309102 its reverse (20190393), we get a palindrome (59499495).
The spelling of 39309102 in words is "thirty-nine million, three hundred nine thousand, one hundred two".
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