Base | Representation |
---|---|
bin | 101011000010110… |
… | …1110001011110111 |
3 | 10201122210002122112 |
4 | 1112011232023313 |
5 | 10424222343341 |
6 | 355153121235 |
7 | 50535456110 |
oct | 12605561367 |
9 | 3648702575 |
10 | 1444340471 |
11 | 681324412 |
12 | 34385921b |
13 | 1a0304b42 |
14 | d9b75207 |
15 | 86c02aeb |
hex | 5616e2f7 |
1444340471 has 8 divisors (see below), whose sum is σ = 1681820064. Its totient is φ = 1214647200.
The previous prime is 1444340467. The next prime is 1444340479. The reversal of 1444340471 is 1740434441.
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 1444340471 - 22 = 1444340467 is a prime.
It is a super-3 number, since 3×14443404713 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1444340479) 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, 1946180 + ... + 1946921.
It is an arithmetic number, because the mean of its divisors is an integer number (210227508).
Almost surely, 21444340471 is an apocalyptic number.
1444340471 is a deficient number, since it is larger than the sum of its proper divisors (237479593).
1444340471 is an equidigital number, since it uses as much as digits as its factorization.
1444340471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3893161.
The product of its (nonzero) digits is 21504, while the sum is 32.
The square root of 1444340471 is about 38004.4796175398. The cubic root of 1444340471 is about 1130.3766909231.
The spelling of 1444340471 in words is "one billion, four hundred forty-four million, three hundred forty thousand, four hundred seventy-one".
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