Base | Representation |
---|---|
bin | 10100111001101001… |
… | …10001011001111110 |
3 | 1001222000022120122101 |
4 | 22130310301121332 |
5 | 140440034423032 |
6 | 5053241135314 |
7 | 545032021642 |
oct | 123464613176 |
9 | 31860276571 |
10 | 11221014142 |
11 | 4838a74008 |
12 | 2211a8a53a |
13 | 109a95b850 |
14 | 7863a2c22 |
15 | 45a199de7 |
hex | 29cd3167e |
11221014142 has 8 divisors (see below), whose sum is σ = 18126253656. Its totient is φ = 5178929592.
The previous prime is 11221014089. The next prime is 11221014149. The reversal of 11221014142 is 24141012211.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×112210141422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11221014149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215788708 + ... + 215788759.
It is an arithmetic number, because the mean of its divisors is an integer number (2265781707).
Almost surely, 211221014142 is an apocalyptic number.
11221014142 is a deficient number, since it is larger than the sum of its proper divisors (6905239514).
11221014142 is a wasteful number, since it uses less digits than its factorization.
11221014142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 431577482.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 11221014142 its reverse (24141012211), we get a palindrome (35362026353).
The spelling of 11221014142 in words is "eleven billion, two hundred twenty-one million, fourteen thousand, one hundred forty-two".
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