Base | Representation |
---|---|
bin | 10100111001110001… |
… | …11111111010100111 |
3 | 1001222002101212112202 |
4 | 22130320333322213 |
5 | 140440330402101 |
6 | 5053321005115 |
7 | 545044315202 |
oct | 123470777247 |
9 | 31862355482 |
10 | 11222122151 |
11 | 4839660519 |
12 | 221232379b |
13 | 109ac58c86 |
14 | 7865b0939 |
15 | 45a31836b |
hex | 29ce3fea7 |
11222122151 has 2 divisors, whose sum is σ = 11222122152. Its totient is φ = 11222122150.
The previous prime is 11222122117. The next prime is 11222122181. The reversal of 11222122151 is 15122122211.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 11222122151 - 230 = 10148380327 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11222122111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611061075 + 5611061076.
It is an arithmetic number, because the mean of its divisors is an integer number (5611061076).
Almost surely, 211222122151 is an apocalyptic number.
11222122151 is a deficient number, since it is larger than the sum of its proper divisors (1).
11222122151 is an equidigital number, since it uses as much as digits as its factorization.
11222122151 is an evil number, because the sum of its binary digits is even.
The product of its digits is 160, while the sum is 20.
Adding to 11222122151 its reverse (15122122211), we get a palindrome (26344244362).
The spelling of 11222122151 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred fifty-one".
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