Base | Representation |
---|---|
bin | 111111110101101… |
… | …0010101111100111 |
3 | 12112021122200121011 |
4 | 1333223102233213 |
5 | 13341331233044 |
6 | 552315403051 |
7 | 104040112321 |
oct | 17753225747 |
9 | 5467580534 |
10 | 2142055399 |
11 | 9aa152a20 |
12 | 4b9453487 |
13 | 281a24103 |
14 | 1646b6611 |
15 | c80c3134 |
hex | 7fad2be7 |
2142055399 has 8 divisors (see below), whose sum is σ = 2337244560. Its totient is φ = 1946942400.
The previous prime is 2142055397. The next prime is 2142055423. The reversal of 2142055399 is 9935502412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2142055399 - 21 = 2142055397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2142055397) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50989 + ... + 82969.
It is an arithmetic number, because the mean of its divisors is an integer number (292155570).
Almost surely, 22142055399 is an apocalyptic number.
2142055399 is a deficient number, since it is larger than the sum of its proper divisors (195189161).
2142055399 is a wasteful number, since it uses less digits than its factorization.
2142055399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38081.
The product of its (nonzero) digits is 97200, while the sum is 40.
The square root of 2142055399 is about 46282.3443550562. The cubic root of 2142055399 is about 1289.0711818481.
The spelling of 2142055399 in words is "two billion, one hundred forty-two million, fifty-five thousand, three hundred ninety-nine".
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