Base | Representation |
---|---|
bin | 10001010010100… |
… | …00111111010001 |
3 | 101002220112220201 |
4 | 20221100333101 |
5 | 244112111332 |
6 | 22220335201 |
7 | 3410531125 |
oct | 1051207721 |
9 | 332815821 |
10 | 145035217 |
11 | 74961118 |
12 | 406a4501 |
13 | 24081172 |
14 | 15395585 |
15 | caed5e7 |
hex | 8a50fd1 |
145035217 has 8 divisors (see below), whose sum is σ = 151462080. Its totient is φ = 138618480.
The previous prime is 145035203. The next prime is 145035221. The reversal of 145035217 is 712530541.
It is a happy number.
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 145035217 - 211 = 145033169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145035257) 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, 51742 + ... + 54472.
It is an arithmetic number, because the mean of its divisors is an integer number (18932760).
Almost surely, 2145035217 is an apocalyptic number.
It is an amenable number.
145035217 is a deficient number, since it is larger than the sum of its proper divisors (6426863).
145035217 is a wasteful number, since it uses less digits than its factorization.
145035217 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5063.
The product of its (nonzero) digits is 4200, while the sum is 28.
The square root of 145035217 is about 12043.0567963454. The cubic root of 145035217 is about 525.4013161292.
Adding to 145035217 its reverse (712530541), we get a palindrome (857565758).
The spelling of 145035217 in words is "one hundred forty-five million, thirty-five thousand, two hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •