Base | Representation |
---|---|
bin | 111111110011100… |
… | …0111111101010101 |
3 | 12112012121011121210 |
4 | 1333213013331111 |
5 | 13341041301040 |
6 | 552240132033 |
7 | 104024611413 |
oct | 17747077525 |
9 | 5465534553 |
10 | 2140962645 |
11 | 9a9576a18 |
12 | 4b9007019 |
13 | 281730903 |
14 | 1644b02b3 |
15 | c7e59480 |
hex | 7f9c7f55 |
2140962645 has 16 divisors (see below), whose sum is σ = 3427376832. Its totient is φ = 1141234560.
The previous prime is 2140962619. The next prime is 2140962653. The reversal of 2140962645 is 5462690412.
It is a happy number.
It is not a de Polignac number, because 2140962645 - 26 = 2140962581 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8611 + ... + 66000.
It is an arithmetic number, because the mean of its divisors is an integer number (214211052).
Almost surely, 22140962645 is an apocalyptic number.
It is an amenable number.
2140962645 is a deficient number, since it is larger than the sum of its proper divisors (1286414187).
2140962645 is a wasteful number, since it uses less digits than its factorization.
2140962645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76532.
The product of its (nonzero) digits is 103680, while the sum is 39.
The square root of 2140962645 is about 46270.5375482066. The cubic root of 2140962645 is about 1288.8519411297.
The spelling of 2140962645 in words is "two billion, one hundred forty million, nine hundred sixty-two thousand, six hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •