Base | Representation |
---|---|
bin | 100111101010111… |
… | …1001111000111011 |
3 | 10102202210000211002 |
4 | 1033111321320323 |
5 | 10211233022303 |
6 | 340030555215 |
7 | 44662344026 |
oct | 11725717073 |
9 | 3382700732 |
10 | 1331142203 |
11 | 623438926 |
12 | 311968b0b |
13 | 182a1cb11 |
14 | c8b0a1bd |
15 | 7bce2788 |
hex | 4f579e3b |
1331142203 has 8 divisors (see below), whose sum is σ = 1367422560. Its totient is φ = 1295043520.
The previous prime is 1331142157. The next prime is 1331142209. The reversal of 1331142203 is 3022411331.
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 1331142203 - 220 = 1330093627 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1331142209) 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, 30500 + ... + 59937.
It is an arithmetic number, because the mean of its divisors is an integer number (170927820).
Almost surely, 21331142203 is an apocalyptic number.
1331142203 is a deficient number, since it is larger than the sum of its proper divisors (36280357).
1331142203 is an equidigital number, since it uses as much as digits as its factorization.
1331142203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90837.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1331142203 is about 36484.8215426635. The cubic root of 1331142203 is about 1100.0391729851.
Adding to 1331142203 its reverse (3022411331), we get a palindrome (4353553534).
The spelling of 1331142203 in words is "one billion, three hundred thirty-one million, one hundred forty-two thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •