Base | Representation |
---|---|
bin | 10001010110001… |
… | …01011010110001 |
3 | 101010210210002112 |
4 | 20223011122301 |
5 | 244222341423 |
6 | 22234455105 |
7 | 3414555365 |
oct | 1053053261 |
9 | 333723075 |
10 | 145512113 |
11 | 7515744a |
12 | 40894495 |
13 | 241ba256 |
14 | 1547b2a5 |
15 | cb94a78 |
hex | 8ac56b1 |
145512113 has 8 divisors (see below), whose sum is σ = 148169760. Its totient is φ = 142860960.
The previous prime is 145512097. The next prime is 145512121. The reversal of 145512113 is 311215541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145512113 - 24 = 145512097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145512173) 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 7 ways as a sum of consecutive naturals, for example, 77006 + ... + 78872.
It is an arithmetic number, because the mean of its divisors is an integer number (18521220).
Almost surely, 2145512113 is an apocalyptic number.
It is an amenable number.
145512113 is a deficient number, since it is larger than the sum of its proper divisors (2657647).
145512113 is a wasteful number, since it uses less digits than its factorization.
145512113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3247.
The product of its digits is 600, while the sum is 23.
The square root of 145512113 is about 12062.8401713693. The cubic root of 145512113 is about 525.9765503481.
Adding to 145512113 its reverse (311215541), we get a palindrome (456727654).
The spelling of 145512113 in words is "one hundred forty-five million, five hundred twelve thousand, one hundred thirteen".
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