Base | Representation |
---|---|
bin | 10100110010011110010… |
… | …110000101000001011111 |
3 | 12001120102121002100022220 |
4 | 110302132112011001133 |
5 | 141401220421331033 |
6 | 3012141102040423 |
7 | 205132454231115 |
oct | 24623626050137 |
9 | 5046377070286 |
10 | 1428585730143 |
11 | 500950446460 |
12 | 1b0a52579113 |
13 | a493ac952b0 |
14 | 4d202ca9ab5 |
15 | 27262a25bb3 |
hex | 14c9e58505f |
1428585730143 has 32 divisors (see below), whose sum is σ = 2298265331712. Its totient is φ = 777608553600.
The previous prime is 1428585730043. The next prime is 1428585730171. The reversal of 1428585730143 is 3410375858241.
It is not a de Polignac number, because 1428585730143 - 214 = 1428585713759 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1428585730183) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44984623 + ... + 45016368.
It is an arithmetic number, because the mean of its divisors is an integer number (71820791616).
Almost surely, 21428585730143 is an apocalyptic number.
1428585730143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1428585730143 is a deficient number, since it is larger than the sum of its proper divisors (869679601569).
1428585730143 is a wasteful number, since it uses less digits than its factorization.
1428585730143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90001055.
The product of its (nonzero) digits is 3225600, while the sum is 51.
The spelling of 1428585730143 in words is "one trillion, four hundred twenty-eight billion, five hundred eighty-five million, seven hundred thirty thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •