Base | Representation |
---|---|
bin | 11010111111010110100… |
… | …110000010101110000101 |
3 | 20120022101101222021022111 |
4 | 122333112212002232011 |
5 | 220341442141421123 |
6 | 3540015102301021 |
7 | 250666653042646 |
oct | 32772646025605 |
9 | 6508341867274 |
10 | 1854731201413 |
11 | 655650457352 |
12 | 25b561887771 |
13 | 105b9224b79c |
14 | 65aab5cd6cd |
15 | 333a495a90d |
hex | 1afd6982b85 |
1854731201413 has 4 divisors (see below), whose sum is σ = 1854823907008. Its totient is φ = 1854638495820.
The previous prime is 1854731201383. The next prime is 1854731201419. The reversal of 1854731201413 is 3141021374581.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1854731201413 - 25 = 1854731201381 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 (1854731201419) 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, 46322781 + ... + 46362802.
It is an arithmetic number, because the mean of its divisors is an integer number (463705976752).
Almost surely, 21854731201413 is an apocalyptic number.
It is an amenable number.
1854731201413 is a deficient number, since it is larger than the sum of its proper divisors (92705595).
1854731201413 is an equidigital number, since it uses as much as digits as its factorization.
1854731201413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92705594.
The product of its (nonzero) digits is 80640, while the sum is 40.
Adding to 1854731201413 its reverse (3141021374581), we get a palindrome (4995752575994).
The spelling of 1854731201413 in words is "one trillion, eight hundred fifty-four billion, seven hundred thirty-one million, two hundred one thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •