Base | Representation |
---|---|
bin | 10001010011001… |
… | …10010000001010 |
3 | 101010001222101112 |
4 | 20221212100022 |
5 | 244122403224 |
6 | 22222250322 |
7 | 3411343061 |
oct | 1051462012 |
9 | 333058345 |
10 | 145122314 |
11 | 74a105a7 |
12 | 407269a2 |
13 | 240b19bc |
14 | 153b91d8 |
15 | cb1930e |
hex | 8a6640a |
145122314 has 8 divisors (see below), whose sum is σ = 218427300. Its totient is φ = 72313216.
The previous prime is 145122311. The next prime is 145122331. The reversal of 145122314 is 413221541.
It can be written as a sum of positive squares in 2 ways, for example, as 144408289 + 714025 = 12017^2 + 845^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 145122314.
It is not an unprimeable number, because it can be changed into a prime (145122311) 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, 123239 + ... + 124410.
Almost surely, 2145122314 is an apocalyptic number.
145122314 is a deficient number, since it is larger than the sum of its proper divisors (73304986).
145122314 is a wasteful number, since it uses less digits than its factorization.
145122314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247944.
The product of its digits is 960, while the sum is 23.
The square root of 145122314 is about 12046.6723206037. The cubic root of 145122314 is about 525.5064669615.
Adding to 145122314 its reverse (413221541), we get a palindrome (558343855).
The spelling of 145122314 in words is "one hundred forty-five million, one hundred twenty-two thousand, three hundred fourteen".
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