Base | Representation |
---|---|
bin | 10001001100101… |
… | …11010000101100 |
3 | 101001110220101010 |
4 | 20212113100230 |
5 | 243413240401 |
6 | 22152145220 |
7 | 3401212203 |
oct | 1046272054 |
9 | 331426333 |
10 | 144274476 |
11 | 74491605 |
12 | 40398210 |
13 | 23b75b18 |
14 | 1523823a |
15 | c9eced6 |
hex | 899742c |
144274476 has 24 divisors (see below), whose sum is σ = 337402800. Its totient is φ = 47982592.
The previous prime is 144274463. The next prime is 144274477. The reversal of 144274476 is 674472441.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (144274477) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8001 + ... + 18776.
It is an arithmetic number, because the mean of its divisors is an integer number (14058450).
Almost surely, 2144274476 is an apocalyptic number.
It is an amenable number.
144274476 is an abundant number, since it is smaller than the sum of its proper divisors (193128324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144274476 is a wasteful number, since it uses less digits than its factorization.
144274476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27233 (or 27231 counting only the distinct ones).
The product of its digits is 150528, while the sum is 39.
The square root of 144274476 is about 12011.4310554571. The cubic root of 144274476 is about 524.4810909082.
The spelling of 144274476 in words is "one hundred forty-four million, two hundred seventy-four thousand, four hundred seventy-six".
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