Base | Representation |
---|---|
bin | 10001101101001001… |
… | …001101011110001001 |
3 | 1211001220112212120120 |
4 | 101231021031132021 |
5 | 302413304001301 |
6 | 12422235413453 |
7 | 1242052556364 |
oct | 215511153611 |
9 | 54056485516 |
10 | 19011000201 |
11 | 8076239916 |
12 | 38268b4289 |
13 | 1a3c81c65b |
14 | cc4bdd0db |
15 | 76400de36 |
hex | 46d24d789 |
19011000201 has 48 divisors (see below), whose sum is σ = 27128596992. Its totient is φ = 11826547200.
The previous prime is 19011000179. The next prime is 19011000223. The reversal of 19011000201 is 10200011091.
It is an interprime number because it is at equal distance from previous prime (19011000179) and next prime (19011000223).
It is not a de Polignac number, because 19011000201 - 210 = 19010999177 is a prime.
It is a super-2 number, since 2×190110002012 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (19011000251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15934861 + ... + 15936053.
It is an arithmetic number, because the mean of its divisors is an integer number (565179104).
Almost surely, 219011000201 is an apocalyptic number.
It is an amenable number.
19011000201 is a deficient number, since it is larger than the sum of its proper divisors (8117596791).
19011000201 is a wasteful number, since it uses less digits than its factorization.
19011000201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1394 (or 1341 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 15.
Adding to 19011000201 its reverse (10200011091), we get a palindrome (29211011292).
The spelling of 19011000201 in words is "nineteen billion, eleven million, two hundred one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •