Base | Representation |
---|---|
bin | 10001010110110… |
… | …00011110000111 |
3 | 101010221202010211 |
4 | 20223120132013 |
5 | 244232341101 |
6 | 22240300251 |
7 | 3415332040 |
oct | 1053303607 |
9 | 333852124 |
10 | 145590151 |
11 | 75200043 |
12 | 40911687 |
13 | 24216925 |
14 | 1549b8c7 |
15 | cbacc51 |
hex | 8ad8787 |
145590151 has 4 divisors (see below), whose sum is σ = 166388752. Its totient is φ = 124791552.
The previous prime is 145590149. The next prime is 145590169. The reversal of 145590151 is 151095541.
145590151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 145590151 - 21 = 145590149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145590451) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10399290 + ... + 10399303.
It is an arithmetic number, because the mean of its divisors is an integer number (41597188).
Almost surely, 2145590151 is an apocalyptic number.
145590151 is a deficient number, since it is larger than the sum of its proper divisors (20798601).
145590151 is an equidigital number, since it uses as much as digits as its factorization.
145590151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20798600.
The product of its (nonzero) digits is 4500, while the sum is 31.
The square root of 145590151 is about 12066.0743823333. The cubic root of 145590151 is about 526.0705604427.
The spelling of 145590151 in words is "one hundred forty-five million, five hundred ninety thousand, one hundred fifty-one".
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