Base | Representation |
---|---|
bin | 101100001001010… |
… | …0000101011000011 |
3 | 10211020020011110211 |
4 | 1120102200223003 |
5 | 11013144404202 |
6 | 402552134551 |
7 | 51464252422 |
oct | 13022405303 |
9 | 3736204424 |
10 | 1481247427 |
11 | 6a0142130 |
12 | 354097457 |
13 | 1a7b5788a |
14 | 100a212b9 |
15 | 8a0931d7 |
hex | 584a0ac3 |
1481247427 has 8 divisors (see below), whose sum is σ = 1617400512. Its totient is φ = 1345343400.
The previous prime is 1481247421. The next prime is 1481247431. The reversal of 1481247427 is 7247421841.
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 1481247427 - 223 = 1472858819 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1481247427.
It is not an unprimeable number, because it can be changed into a prime (1481247421) 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, 49713 + ... + 73714.
It is an arithmetic number, because the mean of its divisors is an integer number (202175064).
Almost surely, 21481247427 is an apocalyptic number.
1481247427 is a deficient number, since it is larger than the sum of its proper divisors (136153085).
1481247427 is a wasteful number, since it uses less digits than its factorization.
1481247427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124529.
The product of its digits is 100352, while the sum is 40.
The square root of 1481247427 is about 38486.9773689751. The cubic root of 1481247427 is about 1139.9239271593.
It can be divided in two parts, 148124 and 7427, that added together give a palindrome (155551).
The spelling of 1481247427 in words is "one billion, four hundred eighty-one million, two hundred forty-seven thousand, four hundred twenty-seven".
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