Base | Representation |
---|---|
bin | 101111101000110100… |
… | …0011111110101110011 |
3 | 100210001112221121021222 |
4 | 1133101220133311303 |
5 | 3134003113132011 |
6 | 114555131535255 |
7 | 10251056502110 |
oct | 1372150376563 |
9 | 323045847258 |
10 | 102301302131 |
11 | 3a427466496 |
12 | 179b05ba52b |
13 | 985451c492 |
14 | 4d4694b907 |
15 | 29db2b6ddb |
hex | 17d1a1fd73 |
102301302131 has 4 divisors (see below), whose sum is σ = 116915773872. Its totient is φ = 87686830392.
The previous prime is 102301302053. The next prime is 102301302143. The reversal of 102301302131 is 131203103201.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 102301302131 - 218 = 102301039987 is a prime.
It is a super-2 number, since 2×1023013021312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102301302731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7307235860 + ... + 7307235873.
It is an arithmetic number, because the mean of its divisors is an integer number (29228943468).
Almost surely, 2102301302131 is an apocalyptic number.
102301302131 is a deficient number, since it is larger than the sum of its proper divisors (14614471741).
102301302131 is an equidigital number, since it uses as much as digits as its factorization.
102301302131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14614471740.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 102301302131 its reverse (131203103201), we get a palindrome (233504405332).
The spelling of 102301302131 in words is "one hundred two billion, three hundred one million, three hundred two thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •