Base | Representation |
---|---|
bin | 10111011110001101110001… |
… | …010100000011110011010101 |
3 | 111112111211101112212011112110 |
4 | 113132031301110003303111 |
5 | 102012320442122340341 |
6 | 1003315511401341233 |
7 | 30513140214253050 |
oct | 2736156124036325 |
9 | 445454345764473 |
10 | 103231440043221 |
11 | 2a990231736946 |
12 | b6b2b40497819 |
13 | 457a8b57b8c89 |
14 | 1b6c5dd5aba97 |
15 | be0447716216 |
hex | 5de371503cd5 |
103231440043221 has 16 divisors (see below), whose sum is σ = 157306912963200. Its totient is φ = 58988696259648.
The previous prime is 103231440043129. The next prime is 103231440043231. The reversal of 103231440043221 is 122340044132301.
It is not a de Polignac number, because 103231440043221 - 238 = 102956562136277 is a prime.
It is a super-3 number, since 3×1032314400432213 (a number of 43 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103231440043231) 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, 27265926 + ... + 30820343.
It is an arithmetic number, because the mean of its divisors is an integer number (9831682060200).
Almost surely, 2103231440043221 is an apocalyptic number.
It is an amenable number.
103231440043221 is a deficient number, since it is larger than the sum of its proper divisors (54075472919979).
103231440043221 is an equidigital number, since it uses as much as digits as its factorization.
103231440043221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58170908.
The product of its (nonzero) digits is 13824, while the sum is 30.
Adding to 103231440043221 its reverse (122340044132301), we get a palindrome (225571484175522).
The spelling of 103231440043221 in words is "one hundred three trillion, two hundred thirty-one billion, four hundred forty million, forty-three thousand, two hundred twenty-one".
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