Base | Representation |
---|---|
bin | 11100111000111100… |
… | …110011000100101010 |
3 | 2222001212001002221121 |
4 | 130320330303010222 |
5 | 1002012134424002 |
6 | 22130035125454 |
7 | 2145465426043 |
oct | 347074630452 |
9 | 88055032847 |
10 | 31020233002 |
11 | 12179127200 |
12 | 601874388a |
13 | 2c04867775 |
14 | 1703b418ca |
15 | c184a5237 |
hex | 738f3312a |
31020233002 has 24 divisors (see below), whose sum is σ = 51339502368. Its totient is φ = 14046464520.
The previous prime is 31020232921. The next prime is 31020233021. The reversal of 31020233002 is 20033202013.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180048 + ... + 307339.
It is an arithmetic number, because the mean of its divisors is an integer number (2139145932).
Almost surely, 231020233002 is an apocalyptic number.
31020233002 is a deficient number, since it is larger than the sum of its proper divisors (20319269366).
31020233002 is a wasteful number, since it uses less digits than its factorization.
31020233002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487674 (or 487663 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 31020233002 its reverse (20033202013), we get a palindrome (51053435015).
The spelling of 31020233002 in words is "thirty-one billion, twenty million, two hundred thirty-three thousand, two".
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