Base | Representation |
---|---|
bin | 111100100001110… |
… | …1100110011101100 |
3 | 12020112201011012102 |
4 | 1321003230303230 |
5 | 13124414404400 |
6 | 533311354232 |
7 | 101221216664 |
oct | 17103546354 |
9 | 5215634172 |
10 | 2031013100 |
11 | 9524aa226 |
12 | 488222978 |
13 | 264a154cc |
14 | 153a4d1a4 |
15 | bd48b9d5 |
hex | 790eccec |
2031013100 has 18 divisors (see below), whose sum is σ = 4407298644. Its totient is φ = 812405200.
The previous prime is 2031013099. The next prime is 2031013111. The reversal of 2031013100 is 13101302.
It is a super-2 number, since 2×20310131002 = 8250028424743220000, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10154966 + ... + 10155165.
Almost surely, 22031013100 is an apocalyptic number.
2031013100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2031013100 is an abundant number, since it is smaller than the sum of its proper divisors (2376285544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031013100 is a wasteful number, since it uses less digits than its factorization.
2031013100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20310145 (or 20310138 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 2031013100 is about 45066.7626971363. The cubic root of 2031013100 is about 1266.4000185097.
Adding to 2031013100 its reverse (13101302), we get a palindrome (2044114402).
The spelling of 2031013100 in words is "two billion, thirty-one million, thirteen thousand, one hundred".
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