Base | Representation |
---|---|
bin | 101001110000001… |
… | …1100001110001111 |
3 | 10121122020211201101 |
4 | 1103200130032033 |
5 | 10332124410020 |
6 | 351004323531 |
7 | 46501262254 |
oct | 12340341617 |
9 | 3548224641 |
10 | 1401013135 |
11 | 6599209a5 |
12 | 3312435a7 |
13 | 194344972 |
14 | d40d742b |
15 | 82ee500a |
hex | 5381c38f |
1401013135 has 4 divisors (see below), whose sum is σ = 1681215768. Its totient is φ = 1120810504.
The previous prime is 1401013111. The next prime is 1401013139. The reversal of 1401013135 is 5313101041.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5313101041 = 47 ⋅113044703.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1401013135 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 (1401013139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140101309 + ... + 140101318.
It is an arithmetic number, because the mean of its divisors is an integer number (420303942).
Almost surely, 21401013135 is an apocalyptic number.
1401013135 is a deficient number, since it is larger than the sum of its proper divisors (280202633).
1401013135 is an equidigital number, since it uses as much as digits as its factorization.
1401013135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280202632.
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 1401013135 is about 37430.1100051817. The cubic root of 1401013135 is about 1118.9587300894.
Adding to 1401013135 its reverse (5313101041), we get a palindrome (6714114176).
The spelling of 1401013135 in words is "one billion, four hundred one million, thirteen thousand, one hundred thirty-five".
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