Base | Representation |
---|---|
bin | 11001010110000… |
… | …111111101001011 |
3 | 1002122010221010000 |
4 | 121112013331023 |
5 | 1332324331110 |
6 | 110110054043 |
7 | 13352253030 |
oct | 3126077513 |
9 | 1078127100 |
10 | 425230155 |
11 | 1a9038789 |
12 | ba4aa323 |
13 | 6a13649c |
14 | 40691387 |
15 | 274e91c0 |
hex | 19587f4b |
425230155 has 40 divisors (see below), whose sum is σ = 871165152. Its totient is φ = 194389632.
The previous prime is 425230151. The next prime is 425230171. The reversal of 425230155 is 551032524.
It is a happy number.
425230155 is a `hidden beast` number, since 425 + 230 + 1 + 5 + 5 = 666.
It is not a de Polignac number, because 425230155 - 22 = 425230151 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (425230151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 72162 + ... + 77831.
Almost surely, 2425230155 is an apocalyptic number.
425230155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
425230155 is an abundant number, since it is smaller than the sum of its proper divisors (445934997).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425230155 is a wasteful number, since it uses less digits than its factorization.
425230155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150017 (or 150008 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The square root of 425230155 is about 20621.1094512395. The cubic root of 425230155 is about 751.9829923675.
Adding to 425230155 its reverse (551032524), we get a palindrome (976262679).
The spelling of 425230155 in words is "four hundred twenty-five million, two hundred thirty thousand, one hundred fifty-five".
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