Base | Representation |
---|---|
bin | 1000010110000101… |
… | …1101110110011111 |
3 | 12210010020001011001 |
4 | 2011201131312133 |
5 | 14041434032001 |
6 | 1010142011131 |
7 | 106340620300 |
oct | 20541356637 |
9 | 5703201131 |
10 | 2240142751 |
11 | a4a558450 |
12 | 526276aa7 |
13 | 299148172 |
14 | 17372a7a7 |
15 | d19eb001 |
hex | 8585dd9f |
2240142751 has 72 divisors (see below), whose sum is σ = 3076744176. Its totient is φ = 1612154880.
The previous prime is 2240142743. The next prime is 2240142767. The reversal of 2240142751 is 1572410422.
It is not a de Polignac number, because 2240142751 - 23 = 2240142743 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2240142721) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11371185 + ... + 11371381.
It is an arithmetic number, because the mean of its divisors is an integer number (42732558).
Almost surely, 22240142751 is an apocalyptic number.
2240142751 is a deficient number, since it is larger than the sum of its proper divisors (836601425).
2240142751 is a wasteful number, since it uses less digits than its factorization.
2240142751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329 (or 305 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 28.
The square root of 2240142751 is about 47330.1463234586. The cubic root of 2240142751 is about 1308.4543180081.
It can be divided in two parts, 2240 and 142751, that added together give a triangular number (144991 = T538).
The spelling of 2240142751 in words is "two billion, two hundred forty million, one hundred forty-two thousand, seven hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •