Base | Representation |
---|---|
bin | 101010101001110… |
… | …1011010111010010 |
3 | 10200202002121002122 |
4 | 1111103223113102 |
5 | 10412343043324 |
6 | 354004014242 |
7 | 50316120026 |
oct | 12523532722 |
9 | 3622077078 |
10 | 1431221714 |
11 | 67498406a |
12 | 33b391382 |
13 | 19a690870 |
14 | d811c386 |
15 | 859b0a5e |
hex | 554eb5d2 |
1431221714 has 16 divisors (see below), whose sum is σ = 2312597952. Its totient is φ = 660385488.
The previous prime is 1431221681. The next prime is 1431221741. The reversal of 1431221714 is 4171221341.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177617 + ... + 185499.
It is an arithmetic number, because the mean of its divisors is an integer number (144537372).
Almost surely, 21431221714 is an apocalyptic number.
1431221714 is a deficient number, since it is larger than the sum of its proper divisors (881376238).
1431221714 is a wasteful number, since it uses less digits than its factorization.
1431221714 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14881.
The product of its digits is 1344, while the sum is 26.
The square root of 1431221714 is about 37831.4910359082. The cubic root of 1431221714 is about 1126.9439218031.
The spelling of 1431221714 in words is "one billion, four hundred thirty-one million, two hundred twenty-one thousand, seven hundred fourteen".
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