Base | Representation |
---|---|
bin | 110100100100110111100110… |
… | …011010011111101111111111 |
3 | 1010022201120021001100111012220 |
4 | 310210313212122133233333 |
5 | 220302001134111121343 |
6 | 2135442305025300423 |
7 | 66463651005262515 |
oct | 6444674632375777 |
9 | 1108646231314186 |
10 | 231232020020223 |
11 | 6774aa49105622 |
12 | 21b26393794713 |
13 | 9c04116a14951 |
14 | 4115991d304b5 |
15 | 1baed1eb97183 |
hex | d24de669fbff |
231232020020223 has 16 divisors (see below), whose sum is σ = 309383435961600. Its totient is φ = 153617907199680.
The previous prime is 231232020020219. The next prime is 231232020020273. The reversal of 231232020020223 is 322020020232132.
It is not a de Polignac number, because 231232020020223 - 22 = 231232020020219 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 231232020020193 and 231232020020202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231232020020273) 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, 29653678 + ... + 36630651.
It is an arithmetic number, because the mean of its divisors is an integer number (19336464747600).
Almost surely, 2231232020020223 is an apocalyptic number.
231232020020223 is a deficient number, since it is larger than the sum of its proper divisors (78151415941377).
231232020020223 is a wasteful number, since it uses less digits than its factorization.
231232020020223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66288382.
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 231232020020223 its reverse (322020020232132), we get a palindrome (553252040252355).
The spelling of 231232020020223 in words is "two hundred thirty-one trillion, two hundred thirty-two billion, twenty million, twenty thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •