Base | Representation |
---|---|
bin | 1011110001000010011… |
… | …1010011000011001101 |
3 | 201022202122012201110122 |
4 | 2330100213103003031 |
5 | 11302441400400023 |
6 | 232510212514325 |
7 | 20414162231045 |
oct | 2742047230315 |
9 | 638678181418 |
10 | 202142200013 |
11 | 78801002836 |
12 | 3321501b9a5 |
13 | 160a6094050 |
14 | 9ad87d4725 |
15 | 53d15752c8 |
hex | 2f109d30cd |
202142200013 has 4 divisors (see below), whose sum is σ = 217691600028. Its totient is φ = 186592800000.
The previous prime is 202142199953. The next prime is 202142200037. The reversal of 202142200013 is 310002241202.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 97892642884 + 104249557129 = 312878^2 + 322877^2 .
It is a cyclic number.
It is not a de Polignac number, because 202142200013 - 26 = 202142199949 is a prime.
It is a super-2 number, since 2×2021422000132 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 202142199964 and 202142200000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202142200093) 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, 7774699988 + ... + 7774700013.
It is an arithmetic number, because the mean of its divisors is an integer number (54422900007).
Almost surely, 2202142200013 is an apocalyptic number.
It is an amenable number.
202142200013 is a deficient number, since it is larger than the sum of its proper divisors (15549400015).
202142200013 is a wasteful number, since it uses less digits than its factorization.
202142200013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15549400014.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 202142200013 its reverse (310002241202), we get a palindrome (512144441215).
The spelling of 202142200013 in words is "two hundred two billion, one hundred forty-two million, two hundred thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •