Base | Representation |
---|---|
bin | 11000001110011000… |
… | …01010100000001111 |
3 | 1020120101012102202221 |
4 | 30013030022200033 |
5 | 203113403444101 |
6 | 5550305400211 |
7 | 640201122304 |
oct | 140714124017 |
9 | 36511172687 |
10 | 13005531151 |
11 | 5574313058 |
12 | 262b639067 |
13 | 12c358a482 |
14 | 8b53a90ab |
15 | 511b95aa1 |
hex | 30730a80f |
13005531151 has 4 divisors (see below), whose sum is σ = 13005776392. Its totient is φ = 13005285912.
The previous prime is 13005531127. The next prime is 13005531211. The reversal of 13005531151 is 15113550031.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13005531151 - 215 = 13005498383 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13005531251) 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, 6276 + ... + 161401.
It is an arithmetic number, because the mean of its divisors is an integer number (3251444098).
Almost surely, 213005531151 is an apocalyptic number.
13005531151 is a deficient number, since it is larger than the sum of its proper divisors (245241).
13005531151 is an equidigital number, since it uses as much as digits as its factorization.
13005531151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245240.
The product of its (nonzero) digits is 1125, while the sum is 25.
The spelling of 13005531151 in words is "thirteen billion, five million, five hundred thirty-one thousand, one hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •