Base | Representation |
---|---|
bin | 1000000000111101… |
… | …1000000000100111 |
3 | 12112221110020120022 |
4 | 2000033120000213 |
5 | 13401241423101 |
6 | 553254225355 |
7 | 104213366003 |
oct | 20017300047 |
9 | 5487406508 |
10 | 2151514151 |
11 | a04523476 |
12 | 50065525b |
13 | 2839864c7 |
14 | 165a59703 |
15 | c8d40a1b |
hex | 803d8027 |
2151514151 has 2 divisors, whose sum is σ = 2151514152. Its totient is φ = 2151514150.
The previous prime is 2151514133. The next prime is 2151514177. The reversal of 2151514151 is 1514151512.
It is a happy number.
It is an a-pointer prime, because the next prime (2151514177) can be obtained adding 2151514151 to its sum of digits (26).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2151514151 - 26 = 2151514087 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2151514151.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2151514121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075757075 + 1075757076.
It is an arithmetic number, because the mean of its divisors is an integer number (1075757076).
Almost surely, 22151514151 is an apocalyptic number.
2151514151 is a deficient number, since it is larger than the sum of its proper divisors (1).
2151514151 is an equidigital number, since it uses as much as digits as its factorization.
2151514151 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1000, while the sum is 26.
The square root of 2151514151 is about 46384.4171139403. The cubic root of 2151514151 is about 1290.9657953879.
Adding to 2151514151 its reverse (1514151512), we get a palindrome (3665665663).
The spelling of 2151514151 in words is "two billion, one hundred fifty-one million, five hundred fourteen thousand, one hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •