Base | Representation |
---|---|
bin | 100001111110111… |
… | …1001111001101101 |
3 | 2221110200022110222 |
4 | 1003331321321231 |
5 | 4313404121141 |
6 | 305052341125 |
7 | 40154254640 |
oct | 10375717155 |
9 | 2843608428 |
10 | 1140301421 |
11 | 535741376 |
12 | 279a747a5 |
13 | 15232178c |
14 | ab62da57 |
15 | 6a19714b |
hex | 43f79e6d |
1140301421 has 16 divisors (see below), whose sum is σ = 1320675840. Its totient is φ = 964382640.
The previous prime is 1140301417. The next prime is 1140301423. The reversal of 1140301421 is 1241030411.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 1140301421 - 22 = 1140301417 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1140301421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1140301423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160670 + ... + 167616.
It is an arithmetic number, because the mean of its divisors is an integer number (82542240).
Almost surely, 21140301421 is an apocalyptic number.
It is an amenable number.
1140301421 is a deficient number, since it is larger than the sum of its proper divisors (180374419).
1140301421 is a wasteful number, since it uses less digits than its factorization.
1140301421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7264.
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 1140301421 is about 33768.3493970315. The cubic root of 1140301421 is about 1044.7359881877.
Adding to 1140301421 its reverse (1241030411), we get a palindrome (2381331832).
The spelling of 1140301421 in words is "one billion, one hundred forty million, three hundred one thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •