Base | Representation |
---|---|
bin | 10001001100101… |
… | …00010100101011 |
3 | 101001110021212110 |
4 | 20212110110223 |
5 | 243412344233 |
6 | 22152013403 |
7 | 3401132133 |
oct | 1046242453 |
9 | 331407773 |
10 | 144262443 |
11 | 74483566 |
12 | 40391263 |
13 | 23b704c0 |
14 | 15233ac3 |
15 | c9e9663 |
hex | 899452b |
144262443 has 32 divisors (see below), whose sum is σ = 215611200. Its totient is φ = 85188096.
The previous prime is 144262439. The next prime is 144262471. The reversal of 144262443 is 344262441.
It is not a de Polignac number, because 144262443 - 22 = 144262439 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144262443.
It is not an unprimeable number, because it can be changed into a prime (144262403) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258721 + ... + 259277.
It is an arithmetic number, because the mean of its divisors is an integer number (6737850).
Almost surely, 2144262443 is an apocalyptic number.
144262443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
144262443 is a deficient number, since it is larger than the sum of its proper divisors (71348757).
144262443 is a wasteful number, since it uses less digits than its factorization.
144262443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 831.
The product of its digits is 18432, while the sum is 30.
The square root of 144262443 is about 12010.9301471618. The cubic root of 144262443 is about 524.4665093121.
The spelling of 144262443 in words is "one hundred forty-four million, two hundred sixty-two thousand, four hundred forty-three".
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