Base | Representation |
---|---|
bin | 11101001000100110100… |
… | …010000110000111111011 |
3 | 21002101202212200111120001 |
4 | 131020212202012013323 |
5 | 230300300403411443 |
6 | 4131430321413431 |
7 | 264434635453156 |
oct | 35104642060773 |
9 | 7071685614501 |
10 | 2002101232123 |
11 | 7020a4a50663 |
12 | 28402b79a277 |
13 | 116a49993ca5 |
14 | 6cc8b97ac9d |
15 | 3712c6d9d4d |
hex | 1d2268861fb |
2002101232123 has 4 divisors (see below), whose sum is σ = 2006081553168. Its totient is φ = 1998120911080.
The previous prime is 2002101232097. The next prime is 2002101232127. The reversal of 2002101232123 is 3212321012002.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2002101232123 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2002101232123.
It is not an unprimeable number, because it can be changed into a prime (2002101232127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1990159768 + ... + 1990160773.
It is an arithmetic number, because the mean of its divisors is an integer number (501520388292).
Almost surely, 22002101232123 is an apocalyptic number.
2002101232123 is a deficient number, since it is larger than the sum of its proper divisors (3980321045).
2002101232123 is an equidigital number, since it uses as much as digits as its factorization.
2002101232123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3980321044.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 2002101232123 its reverse (3212321012002), we get a palindrome (5214422244125).
The spelling of 2002101232123 in words is "two trillion, two billion, one hundred one million, two hundred thirty-two thousand, one hundred twenty-three".
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