Base | Representation |
---|---|
bin | 1100001110110010111… |
… | …1010100101011011111 |
3 | 202002101100011010220102 |
4 | 3003230233110223133 |
5 | 11420321321234110 |
6 | 240311004411315 |
7 | 21116136504542 |
oct | 3035457245337 |
9 | 662340133812 |
10 | 210130258655 |
11 | 81130064499 |
12 | 34884246b3b |
13 | 16a79cb5a75 |
14 | a255670859 |
15 | 56ec9b25a5 |
hex | 30ecbd4adf |
210130258655 has 4 divisors (see below), whose sum is σ = 252156310392. Its totient is φ = 168104206920.
The previous prime is 210130258631. The next prime is 210130258691. The reversal of 210130258655 is 556852031012.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 210130258655 - 214 = 210130242271 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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, 21013025861 + ... + 21013025870.
It is an arithmetic number, because the mean of its divisors is an integer number (63039077598).
Almost surely, 2210130258655 is an apocalyptic number.
210130258655 is a deficient number, since it is larger than the sum of its proper divisors (42026051737).
210130258655 is an equidigital number, since it uses as much as digits as its factorization.
210130258655 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42026051736.
The product of its (nonzero) digits is 72000, while the sum is 38.
Adding to 210130258655 its reverse (556852031012), we get a palindrome (766982289667).
The spelling of 210130258655 in words is "two hundred ten billion, one hundred thirty million, two hundred fifty-eight thousand, six hundred fifty-five".
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