Base | Representation |
---|---|
bin | 10010000000011… |
… | …10101101111111 |
3 | 101112020101211012 |
4 | 21000032231333 |
5 | 302132231411 |
6 | 22553345435 |
7 | 3512643155 |
oct | 1100165577 |
9 | 345211735 |
10 | 151055231 |
11 | 782a3038 |
12 | 4270827b |
13 | 253ab2c2 |
14 | 160c13d5 |
15 | d3dc18b |
hex | 900eb7f |
151055231 has 2 divisors, whose sum is σ = 151055232. Its totient is φ = 151055230.
The previous prime is 151055209. The next prime is 151055243. The reversal of 151055231 is 132550151.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (132550151) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 151055231 - 26 = 151055167 is a prime.
It is a super-2 number, since 2×1510552312 = 45635365624926722, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 151055197 and 151055206.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (151055291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75527615 + 75527616.
It is an arithmetic number, because the mean of its divisors is an integer number (75527616).
Almost surely, 2151055231 is an apocalyptic number.
151055231 is a deficient number, since it is larger than the sum of its proper divisors (1).
151055231 is an equidigital number, since it uses as much as digits as its factorization.
151055231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 750, while the sum is 23.
The square root of 151055231 is about 12290.4528395011. The cubic root of 151055231 is about 532.5723190074.
The spelling of 151055231 in words is "one hundred fifty-one million, fifty-five thousand, two hundred thirty-one".
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