Base | Representation |
---|---|
bin | 11001100101101… |
… | …11100101010101 |
3 | 112221220221011111 |
4 | 30302313211111 |
5 | 414423131321 |
6 | 33144535021 |
7 | 5214410110 |
oct | 1462674525 |
9 | 487827144 |
10 | 214661461 |
11 | 100197373 |
12 | 5ba81471 |
13 | 3561b821 |
14 | 2071b577 |
15 | 13ca35e1 |
hex | ccb7955 |
214661461 has 32 divisors (see below), whose sum is σ = 265402368. Its totient is φ = 169646400.
The previous prime is 214661437. The next prime is 214661477. The reversal of 214661461 is 164166412.
It is not a de Polignac number, because 214661461 - 29 = 214660949 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214661401) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 699070 + ... + 699376.
It is an arithmetic number, because the mean of its divisors is an integer number (8293824).
Almost surely, 2214661461 is an apocalyptic number.
It is an amenable number.
214661461 is a deficient number, since it is larger than the sum of its proper divisors (50740907).
214661461 is a wasteful number, since it uses less digits than its factorization.
214661461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481.
The product of its digits is 6912, while the sum is 31.
The square root of 214661461 is about 14651.3296666207. The cubic root of 214661461 is about 598.7580430490.
The spelling of 214661461 in words is "two hundred fourteen million, six hundred sixty-one thousand, four hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •