Base | Representation |
---|---|
bin | 100100100111111110… |
… | …011110111101010100 |
3 | 10202111122200010220112 |
4 | 210213332132331110 |
5 | 1121014300144240 |
6 | 30022115422152 |
7 | 2561343233453 |
oct | 444776367524 |
9 | 122448603815 |
10 | 39325396820 |
11 | 15750185756 |
12 | 7755bb4958 |
13 | 3929395b98 |
14 | 1c90b64b9a |
15 | 105267e665 |
hex | 927f9ef54 |
39325396820 has 48 divisors (see below), whose sum is σ = 84794605056. Its totient is φ = 15310752000.
The previous prime is 39325396819. The next prime is 39325396823. The reversal of 39325396820 is 2869352393.
It is a super-2 number, since 2×393253968202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39325396823) 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, 297785 + ... + 409055.
It is an arithmetic number, because the mean of its divisors is an integer number (1766554272).
Almost surely, 239325396820 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 39325396820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42397302528).
39325396820 is an abundant number, since it is smaller than the sum of its proper divisors (45469208236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39325396820 is a wasteful number, since it uses less digits than its factorization.
39325396820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111752 (or 111750 counting only the distinct ones).
The product of its (nonzero) digits is 2099520, while the sum is 50.
The spelling of 39325396820 in words is "thirty-nine billion, three hundred twenty-five million, three hundred ninety-six thousand, eight hundred twenty".
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