Base | Representation |
---|---|
bin | 111100100010100… |
… | …0000111100101100 |
3 | 12020120100122221212 |
4 | 1321011000330230 |
5 | 13130011421430 |
6 | 533323013552 |
7 | 101224153526 |
oct | 17105007454 |
9 | 5216318855 |
10 | 2031357740 |
11 | 952715155 |
12 | 48836a2b8 |
13 | 264b06339 |
14 | 153adca16 |
15 | bd508b95 |
hex | 79140f2c |
2031357740 has 12 divisors (see below), whose sum is σ = 4265851296. Its totient is φ = 812543088.
The previous prime is 2031357733. The next prime is 2031357799. The reversal of 2031357740 is 477531302.
It is a junction number, because it is equal to n+sod(n) for n = 2031357697 and 2031357706.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50783924 + ... + 50783963.
It is an arithmetic number, because the mean of its divisors is an integer number (355487608).
Almost surely, 22031357740 is an apocalyptic number.
2031357740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2031357740 is an abundant number, since it is smaller than the sum of its proper divisors (2234493556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031357740 is a wasteful number, since it uses less digits than its factorization.
2031357740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101567896 (or 101567894 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 32.
The square root of 2031357740 is about 45070.5861954335. The cubic root of 2031357740 is about 1266.4716457217.
The spelling of 2031357740 in words is "two billion, thirty-one million, three hundred fifty-seven thousand, seven hundred forty".
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