Base | Representation |
---|---|
bin | 111111110100000… |
… | …1100110001111110 |
3 | 12112020010111022102 |
4 | 1333220030301332 |
5 | 13341124311132 |
6 | 552250145102 |
7 | 104030164313 |
oct | 17750146176 |
9 | 5466114272 |
10 | 2141244542 |
11 | 9a9749798 |
12 | 4b9122192 |
13 | 2817cc008 |
14 | 164544d0a |
15 | c7eb2c62 |
hex | 7fa0cc7e |
2141244542 has 16 divisors (see below), whose sum is σ = 3249878352. Its totient is φ = 1057985280.
The previous prime is 2141244533. The next prime is 2141244569. The reversal of 2141244542 is 2454421412.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 126068 + ... + 142040.
It is an arithmetic number, because the mean of its divisors is an integer number (203117397).
Almost surely, 22141244542 is an apocalyptic number.
2141244542 is a deficient number, since it is larger than the sum of its proper divisors (1108633810).
2141244542 is a wasteful number, since it uses less digits than its factorization.
2141244542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16763.
The product of its digits is 10240, while the sum is 29.
The square root of 2141244542 is about 46273.5836304041. The cubic root of 2141244542 is about 1288.9085056462.
Adding to 2141244542 its reverse (2454421412), we get a palindrome (4595665954).
The spelling of 2141244542 in words is "two billion, one hundred forty-one million, two hundred forty-four thousand, five hundred forty-two".
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