Base | Representation |
---|---|
bin | 111110101001110… |
… | …1000110111101100 |
3 | 12102111211220122011 |
4 | 1331103220313230 |
5 | 13301142101030 |
6 | 544335331004 |
7 | 103045153633 |
oct | 17523506754 |
9 | 5374756564 |
10 | 2102300140 |
11 | 98976a236 |
12 | 4a8080a64 |
13 | 276714aa5 |
14 | 15d2c851a |
15 | c486db2a |
hex | 7d4e8dec |
2102300140 has 12 divisors (see below), whose sum is σ = 4414830336. Its totient is φ = 840920048.
The previous prime is 2102300129. The next prime is 2102300141. The reversal of 2102300140 is 410032012.
It is a self number, because there is not a number n which added to its sum of digits gives 2102300140.
It is not an unprimeable number, because it can be changed into a prime (2102300141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52557484 + ... + 52557523.
It is an arithmetic number, because the mean of its divisors is an integer number (367902528).
Almost surely, 22102300140 is an apocalyptic number.
2102300140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2102300140 is an abundant number, since it is smaller than the sum of its proper divisors (2312530196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102300140 is a wasteful number, since it uses less digits than its factorization.
2102300140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105115016 (or 105115014 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2102300140 is about 45850.8466661195. The cubic root of 2102300140 is about 1281.0465358770.
Adding to 2102300140 its reverse (410032012), we get a palindrome (2512332152).
The spelling of 2102300140 in words is "two billion, one hundred two million, three hundred thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •