Base | Representation |
---|---|
bin | 111100100010000… |
… | …0010000001100010 |
3 | 12020112212120102000 |
4 | 1321010002001202 |
5 | 13124430200002 |
6 | 533313304430 |
7 | 101222031231 |
oct | 17104020142 |
9 | 5215776360 |
10 | 2031100002 |
11 | 952559548 |
12 | 488265116 |
13 | 264a45c29 |
14 | 153a72b18 |
15 | bd4a761c |
hex | 79102062 |
2031100002 has 16 divisors (see below), whose sum is σ = 4513555680. Its totient is φ = 677033316.
The previous prime is 2031099991. The next prime is 2031100013. The reversal of 2031100002 is 2000011302.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2031099991) and next prime (2031100013).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18806428 + ... + 18806535.
It is an arithmetic number, because the mean of its divisors is an integer number (282097230).
Almost surely, 22031100002 is an apocalyptic number.
2031100002 is an abundant number, since it is smaller than the sum of its proper divisors (2482455678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031100002 is a wasteful number, since it uses less digits than its factorization.
2031100002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37612974 (or 37612968 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 2031100002 is about 45067.7268341770. The cubic root of 2031100002 is about 1266.4180802880.
Adding to 2031100002 its reverse (2000011302), we get a palindrome (4031111304).
The spelling of 2031100002 in words is "two billion, thirty-one million, one hundred thousand, two".
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