Base | Representation |
---|---|
bin | 1101110010001011… |
… | …01000110011111010 |
3 | 201002201211122022201 |
4 | 12321011220303322 |
5 | 110123424331023 |
6 | 3222152340414 |
7 | 351245626660 |
oct | 67105506372 |
9 | 21081748281 |
10 | 7400230138 |
11 | 3158267484 |
12 | 15263a470a |
13 | 90c1c8202 |
14 | 502b80c30 |
15 | 2d4a25bad |
hex | 1b9168cfa |
7400230138 has 16 divisors (see below), whose sum is σ = 12995527104. Its totient is φ = 3094172640.
The previous prime is 7400230129. The next prime is 7400230139. The reversal of 7400230138 is 8310320047.
It is not an unprimeable number, because it can be changed into a prime (7400230139) 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, 6445620 + ... + 6446767.
It is an arithmetic number, because the mean of its divisors is an integer number (812220444).
Almost surely, 27400230138 is an apocalyptic number.
7400230138 is a deficient number, since it is larger than the sum of its proper divisors (5595296966).
7400230138 is a wasteful number, since it uses less digits than its factorization.
7400230138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12892437.
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 7400230138 is about 86024.5903099806. The cubic root of 7400230138 is about 1948.7153614628.
The spelling of 7400230138 in words is "seven billion, four hundred million, two hundred thirty thousand, one hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •