Base | Representation |
---|---|
bin | 111111101110110… |
… | …1010100000001011 |
3 | 12112000221011202221 |
4 | 1333131222200023 |
5 | 13334422421244 |
6 | 552111034511 |
7 | 103664542303 |
oct | 17735524013 |
9 | 5460834687 |
10 | 2138482699 |
11 | 9a8132781 |
12 | 4b820ba37 |
13 | 281072ba2 |
14 | 164026603 |
15 | c7b19784 |
hex | 7f76a80b |
2138482699 has 4 divisors (see below), whose sum is σ = 2251034440. Its totient is φ = 2025930960.
The previous prime is 2138482693. The next prime is 2138482729. The reversal of 2138482699 is 9962848312.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2138482699 - 23 = 2138482691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2138482691) 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, 56275842 + ... + 56275879.
It is an arithmetic number, because the mean of its divisors is an integer number (562758610).
Almost surely, 22138482699 is an apocalyptic number.
2138482699 is a deficient number, since it is larger than the sum of its proper divisors (112551741).
2138482699 is a wasteful number, since it uses less digits than its factorization.
2138482699 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112551740.
The product of its digits is 1492992, while the sum is 52.
The square root of 2138482699 is about 46243.7314562742. The cubic root of 2138482699 is about 1288.3541092879.
The spelling of 2138482699 in words is "two billion, one hundred thirty-eight million, four hundred eighty-two thousand, six hundred ninety-nine".
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