Base | Representation |
---|---|
bin | 111100100010000… |
… | …0111010000000010 |
3 | 12020112220122202220 |
4 | 1321010013100002 |
5 | 13124431341120 |
6 | 533313551510 |
7 | 101222150523 |
oct | 17104072002 |
9 | 5215818686 |
10 | 2031121410 |
11 | 95257363a |
12 | 488275596 |
13 | 264a528b6 |
14 | 153a7a84a |
15 | bd4adb40 |
hex | 79107402 |
2031121410 has 32 divisors (see below), whose sum is σ = 5161439232. Its totient is φ = 509771520.
The previous prime is 2031121409. The next prime is 2031121429. The reversal of 2031121410 is 141211302.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 2031121410.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1990786 + ... + 1991805.
It is an arithmetic number, because the mean of its divisors is an integer number (161294976).
Almost surely, 22031121410 is an apocalyptic number.
2031121410 is an abundant number, since it is smaller than the sum of its proper divisors (3130317822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031121410 is a wasteful number, since it uses less digits than its factorization.
2031121410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3982618.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 2031121410 is about 45067.9643427568. The cubic root of 2031121410 is about 1266.4225296640.
Adding to 2031121410 its reverse (141211302), we get a palindrome (2172332712).
The spelling of 2031121410 in words is "two billion, thirty-one million, one hundred twenty-one thousand, four hundred ten".
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