Base | Representation |
---|---|
bin | 101001110010100… |
… | …0001100000101001 |
3 | 10121201111212121012 |
4 | 1103211001200221 |
5 | 10332431330231 |
6 | 351050153305 |
7 | 46514424515 |
oct | 12345014051 |
9 | 3551455535 |
10 | 1402214441 |
11 | 65a571511 |
12 | 331722835 |
13 | 1946756b4 |
14 | d432b145 |
15 | 83180e2b |
hex | 53941829 |
1402214441 has 6 divisors (see below), whose sum is σ = 1421691390. Its totient is φ = 1383000768.
The previous prime is 1402214431. The next prime is 1402214453. The reversal of 1402214441 is 1444122041.
It can be written as a sum of positive squares in 3 ways, for example, as 207475216 + 1194739225 = 14404^2 + 34565^2 .
It is not a de Polignac number, because 1402214441 - 222 = 1398020137 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1402214431) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126236 + ... + 136893.
It is an arithmetic number, because the mean of its divisors is an integer number (236948565).
Almost surely, 21402214441 is an apocalyptic number.
It is an amenable number.
1402214441 is a deficient number, since it is larger than the sum of its proper divisors (19476949).
1402214441 is an frugal number, since it uses more digits than its factorization.
1402214441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263275 (or 263202 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 1402214441 is about 37446.1538879496. The cubic root of 1402214441 is about 1119.2784577172.
Adding to 1402214441 its reverse (1444122041), we get a palindrome (2846336482).
The spelling of 1402214441 in words is "one billion, four hundred two million, two hundred fourteen thousand, four hundred forty-one".
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