Base | Representation |
---|---|
bin | 111111110101111… |
… | …1001011111111110 |
3 | 12112021221202100112 |
4 | 1333223321133332 |
5 | 13341401323032 |
6 | 552323030022 |
7 | 104041343165 |
oct | 17753713776 |
9 | 5467852315 |
10 | 2142214142 |
11 | 9aa251212 |
12 | 4b950b312 |
13 | 281a7b443 |
14 | 1647183dc |
15 | c81051b2 |
hex | 7faf97fe |
2142214142 has 16 divisors (see below), whose sum is σ = 3318806400. Its totient is φ = 1035983520.
The previous prime is 2142214133. The next prime is 2142214153. The reversal of 2142214142 is 2414122412.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117284 + ... + 134312.
It is an arithmetic number, because the mean of its divisors is an integer number (207425400).
Almost surely, 22142214142 is an apocalyptic number.
2142214142 is a deficient number, since it is larger than the sum of its proper divisors (1176592258).
2142214142 is a wasteful number, since it uses less digits than its factorization.
2142214142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19091.
The product of its digits is 1024, while the sum is 23.
The square root of 2142214142 is about 46284.0592645027. The cubic root of 2142214142 is about 1289.1030244686.
Adding to 2142214142 its reverse (2414122412), we get a palindrome (4556336554).
The spelling of 2142214142 in words is "two billion, one hundred forty-two million, two hundred fourteen thousand, one hundred forty-two".
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