Base | Representation |
---|---|
bin | 11010001100111101… |
… | …010101100011111111 |
3 | 2200121202101111101002 |
4 | 122030331111203333 |
5 | 430104440134434 |
6 | 20531440040515 |
7 | 2014126642241 |
oct | 321475254377 |
9 | 80552344332 |
10 | 28134693119 |
11 | 10a283343a5 |
12 | 555230313b |
13 | 2864aba710 |
14 | 150c812091 |
15 | ae9ec057e |
hex | 68cf558ff |
28134693119 has 16 divisors (see below), whose sum is σ = 30537544800. Its totient is φ = 25766432640.
The previous prime is 28134693113. The next prime is 28134693143. The reversal of 28134693119 is 91139643182.
It is a de Polignac number, because none of the positive numbers 2k-28134693119 is a prime.
It is a super-2 number, since 2×281346931192 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28134693113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1400357 + ... + 1420305.
It is an arithmetic number, because the mean of its divisors is an integer number (1908596550).
Almost surely, 228134693119 is an apocalyptic number.
28134693119 is a deficient number, since it is larger than the sum of its proper divisors (2402851681).
28134693119 is a wasteful number, since it uses less digits than its factorization.
28134693119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20810.
The product of its digits is 279936, while the sum is 47.
The spelling of 28134693119 in words is "twenty-eight billion, one hundred thirty-four million, six hundred ninety-three thousand, one hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •