Base | Representation |
---|---|
bin | 10010001000101… |
… | …01011101110100 |
3 | 101121021002002221 |
4 | 21010111131310 |
5 | 302421201234 |
6 | 23032412124 |
7 | 3525044623 |
oct | 1104253564 |
9 | 347232087 |
10 | 152131444 |
11 | 78968673 |
12 | 42b47044 |
13 | 2569710a |
14 | 162c16ba |
15 | d550eb4 |
hex | 9115774 |
152131444 has 12 divisors (see below), whose sum is σ = 266350084. Its totient is φ = 76031424.
The previous prime is 152131439. The next prime is 152131451. The reversal of 152131444 is 444131251.
152131444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 125216100 + 26915344 = 11190^2 + 5188^2 .
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 3202 + ... + 17734.
Almost surely, 2152131444 is an apocalyptic number.
It is an amenable number.
152131444 is a deficient number, since it is larger than the sum of its proper divisors (114218640).
152131444 is a wasteful number, since it uses less digits than its factorization.
152131444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17154 (or 17152 counting only the distinct ones).
The product of its digits is 1920, while the sum is 25.
The square root of 152131444 is about 12334.1576120950. The cubic root of 152131444 is about 533.8341211176.
Adding to 152131444 its reverse (444131251), we get a palindrome (596262695).
The spelling of 152131444 in words is "one hundred fifty-two million, one hundred thirty-one thousand, four hundred forty-four".
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