Base | Representation |
---|---|
bin | 110000001010011111… |
… | …0011111111100101011 |
3 | 100212222021221110212220 |
4 | 1200110332133330223 |
5 | 3143311333040321 |
6 | 115303212205123 |
7 | 10321056132324 |
oct | 1402476377453 |
9 | 325867843786 |
10 | 103431143211 |
11 | 3a957202850 |
12 | 18066a697a3 |
13 | 99a461a9b6 |
14 | 5012a1744b |
15 | 2a555949c6 |
hex | 1814f9ff2b |
103431143211 has 16 divisors (see below), whose sum is σ = 154511390208. Its totient is φ = 60991336800.
The previous prime is 103431143191. The next prime is 103431143213. The reversal of 103431143211 is 112341134301.
It is a happy number.
It is not a de Polignac number, because 103431143211 - 210 = 103431142187 is a prime.
It is not an unprimeable number, because it can be changed into a prime (103431143213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42353875 + ... + 42356316.
It is an arithmetic number, because the mean of its divisors is an integer number (9656961888).
Almost surely, 2103431143211 is an apocalyptic number.
103431143211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103431143211 is a deficient number, since it is larger than the sum of its proper divisors (51080246997).
103431143211 is a wasteful number, since it uses less digits than its factorization.
103431143211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84710242.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 103431143211 its reverse (112341134301), we get a palindrome (215772277512).
It can be divided in two parts, 103431 and 143211, that added together give a palindrome (246642).
The spelling of 103431143211 in words is "one hundred three billion, four hundred thirty-one million, one hundred forty-three thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •