Base | Representation |
---|---|
bin | 10010001000100… |
… | …11110011100101 |
3 | 101121020201210010 |
4 | 21010103303211 |
5 | 302420442040 |
6 | 23032320433 |
7 | 3525016041 |
oct | 1104236345 |
9 | 347221703 |
10 | 152124645 |
11 | 78963552 |
12 | 42b43119 |
13 | 25693caa |
14 | 162bd021 |
15 | d54de80 |
hex | 9113ce5 |
152124645 has 16 divisors (see below), whose sum is σ = 253982592. Its totient is φ = 77605440.
The previous prime is 152124631. The next prime is 152124647. The reversal of 152124645 is 546421251.
It is not a de Polignac number, because 152124645 - 25 = 152124613 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152124647) 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 15 ways as a sum of consecutive naturals, for example, 220126 + ... + 220815.
It is an arithmetic number, because the mean of its divisors is an integer number (15873912).
Almost surely, 2152124645 is an apocalyptic number.
152124645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
152124645 is a deficient number, since it is larger than the sum of its proper divisors (101857947).
152124645 is a wasteful number, since it uses less digits than its factorization.
152124645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440972.
The product of its digits is 9600, while the sum is 30.
The square root of 152124645 is about 12333.8819923007. The cubic root of 152124645 is about 533.8261683627.
Adding to 152124645 its reverse (546421251), we get a palindrome (698545896).
The spelling of 152124645 in words is "one hundred fifty-two million, one hundred twenty-four thousand, six hundred forty-five".
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