Base | Representation |
---|---|
bin | 10001001011100… |
… | …00111001101011 |
3 | 101001011220211211 |
4 | 20211300321223 |
5 | 243343223410 |
6 | 22144533551 |
7 | 3366656134 |
oct | 1045607153 |
9 | 331156754 |
10 | 144117355 |
11 | 74394558 |
12 | 403212b7 |
13 | 23b1c455 |
14 | 151d6c8b |
15 | c9bb68a |
hex | 8970e6b |
144117355 has 4 divisors (see below), whose sum is σ = 172940832. Its totient is φ = 115293880.
The previous prime is 144117341. The next prime is 144117361. The reversal of 144117355 is 553711441.
144117355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 553711441 = 5527 ⋅100183.
It is not a de Polignac number, because 144117355 - 27 = 144117227 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14411731 + ... + 14411740.
It is an arithmetic number, because the mean of its divisors is an integer number (43235208).
Almost surely, 2144117355 is an apocalyptic number.
144117355 is a deficient number, since it is larger than the sum of its proper divisors (28823477).
144117355 is an equidigital number, since it uses as much as digits as its factorization.
144117355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28823476.
The product of its digits is 8400, while the sum is 31.
The square root of 144117355 is about 12004.8887958198. Note that the first 3 decimals coincide. The cubic root of 144117355 is about 524.2906277282.
Adding to 144117355 its reverse (553711441), we get a palindrome (697828796).
The spelling of 144117355 in words is "one hundred forty-four million, one hundred seventeen thousand, three hundred fifty-five".
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