Base | Representation |
---|---|
bin | 1001011001001… |
… | …0011010010000 |
3 | 2202010120112110 |
4 | 2112102122100 |
5 | 40041201013 |
6 | 3524225320 |
7 | 655604040 |
oct | 226223220 |
9 | 82116473 |
10 | 39397008 |
11 | 20269612 |
12 | 1123b240 |
13 | 8215251 |
14 | 5337720 |
15 | 36d32c3 |
hex | 2592690 |
39397008 has 80 divisors (see below), whose sum is σ = 119496320. Its totient is φ = 10948608.
The previous prime is 39396989. The next prime is 39397009. The reversal of 39397008 is 80079393.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (39397009) 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, 10848 + ... + 14016.
It is an arithmetic number, because the mean of its divisors is an integer number (1493704).
Almost surely, 239397008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 39397008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59748160).
39397008 is an abundant number, since it is smaller than the sum of its proper divisors (80099312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39397008 is a wasteful number, since it uses less digits than its factorization.
39397008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3224 (or 3218 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 39.
The square root of 39397008 is about 6276.7035934478. The cubic root of 39397008 is about 340.2679778903.
The spelling of 39397008 in words is "thirty-nine million, three hundred ninety-seven thousand, eight".
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