Base | Representation |
---|---|
bin | 10010000101110… |
… | …00101101101010 |
3 | 101120112202222001 |
4 | 21002320231222 |
5 | 302322022110 |
6 | 23020321214 |
7 | 3521603200 |
oct | 1102705552 |
9 | 346482861 |
10 | 151751530 |
11 | 78729197 |
12 | 429a320a |
13 | 25593208 |
14 | 16223070 |
15 | d4c863a |
hex | 90b8b6a |
151751530 has 48 divisors (see below), whose sum is σ = 323021736. Its totient is φ = 51166080.
The previous prime is 151751513. The next prime is 151751531. The reversal of 151751530 is 35157151.
It can be written as a sum of positive squares in 4 ways, for example, as 122168809 + 29582721 = 11053^2 + 5439^2 .
It is not an unprimeable number, because it can be changed into a prime (151751531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27352 + ... + 32428.
Almost surely, 2151751530 is an apocalyptic number.
151751530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
151751530 is an abundant number, since it is smaller than the sum of its proper divisors (171270206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151751530 is a wasteful number, since it uses less digits than its factorization.
151751530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5159 (or 5152 counting only the distinct ones).
The product of its (nonzero) digits is 2625, while the sum is 28.
The square root of 151751530 is about 12318.7470953827. The cubic root of 151751530 is about 533.3893738856.
The spelling of 151751530 in words is "one hundred fifty-one million, seven hundred fifty-one thousand, five hundred thirty".
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