Base | Representation |
---|---|
bin | 100100101110110101… |
… | …100110111110000010 |
3 | 10202210200021112200010 |
4 | 210232311212332002 |
5 | 1121233232321400 |
6 | 30041351005350 |
7 | 2564241545046 |
oct | 445665467602 |
9 | 122720245603 |
10 | 39440510850 |
11 | 157aa15a614 |
12 | 7788669856 |
13 | 394719bbb0 |
14 | 1ca216c026 |
15 | 105c81c450 |
hex | 92ed66f82 |
39440510850 has 96 divisors (see below), whose sum is σ = 111532861440. Its totient is φ = 9137341440.
The previous prime is 39440510803. The next prime is 39440510891. The reversal of 39440510850 is 5801504493.
It is a super-2 number, since 2×394405108502 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 39440510799 and 39440510808.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 561730 + ... + 628029.
It is an arithmetic number, because the mean of its divisors is an integer number (1161800640).
Almost surely, 239440510850 is an apocalyptic number.
39440510850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
39440510850 is an abundant number, since it is smaller than the sum of its proper divisors (72092350590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39440510850 is a wasteful number, since it uses less digits than its factorization.
39440510850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1189804 (or 1189799 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 39.
The spelling of 39440510850 in words is "thirty-nine billion, four hundred forty million, five hundred ten thousand, eight hundred fifty".
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