Base | Representation |
---|---|
bin | 101010011000010… |
… | …0010101100010001 |
3 | 10200002202122120202 |
4 | 1110300202230101 |
5 | 10403013324103 |
6 | 353034344545 |
7 | 50144616053 |
oct | 12460425421 |
9 | 3602678522 |
10 | 1422011153 |
11 | 66a763032 |
12 | 33828b155 |
13 | 1987b7424 |
14 | d6c018d3 |
15 | 84c91988 |
hex | 54c22b11 |
1422011153 has 4 divisors (see below), whose sum is σ = 1422881460. Its totient is φ = 1421140848.
The previous prime is 1422011141. The next prime is 1422011177. The reversal of 1422011153 is 3511102241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3511102241 = 47 ⋅74704303.
It can be written as a sum of positive squares in 2 ways, for example, as 233692369 + 1188318784 = 15287^2 + 34472^2 .
It is a cyclic number.
It is not a de Polignac number, because 1422011153 - 26 = 1422011089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1422011653) 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, 432698 + ... + 435971.
It is an arithmetic number, because the mean of its divisors is an integer number (355720365).
Almost surely, 21422011153 is an apocalyptic number.
It is an amenable number.
1422011153 is a deficient number, since it is larger than the sum of its proper divisors (870307).
1422011153 is an equidigital number, since it uses as much as digits as its factorization.
1422011153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 870306.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 1422011153 is about 37709.5631504795. The cubic root of 1422011153 is about 1124.5212522302.
Adding to 1422011153 its reverse (3511102241), we get a palindrome (4933113394).
The spelling of 1422011153 in words is "one billion, four hundred twenty-two million, eleven thousand, one hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •