Base | Representation |
---|---|
bin | 1110110101001… |
… | …00001001010111 |
3 | 22200002101122002 |
4 | 13122210021113 |
5 | 223321414221 |
6 | 20202225515 |
7 | 3040263533 |
oct | 732441127 |
9 | 280071562 |
10 | 124404311 |
11 | 6424a889 |
12 | 357b529b |
13 | 1ca09825 |
14 | 12744bc3 |
15 | adc580b |
hex | 76a4257 |
124404311 has 2 divisors, whose sum is σ = 124404312. Its totient is φ = 124404310.
The previous prime is 124404307. The next prime is 124404331. The reversal of 124404311 is 113404421.
It is an a-pointer prime, because the next prime (124404331) can be obtained adding 124404311 to its sum of digits (20).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 124404311 - 22 = 124404307 is a prime.
It is a super-3 number, since 3×1244043113 (a number of 25 digits) contains 333 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (124404331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62202155 + 62202156.
It is an arithmetic number, because the mean of its divisors is an integer number (62202156).
Almost surely, 2124404311 is an apocalyptic number.
124404311 is a deficient number, since it is larger than the sum of its proper divisors (1).
124404311 is an equidigital number, since it uses as much as digits as its factorization.
124404311 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 124404311 is about 11153.6680513632. The cubic root of 124404311 is about 499.2044829766.
Adding to 124404311 its reverse (113404421), we get a palindrome (237808732).
The spelling of 124404311 in words is "one hundred twenty-four million, four hundred four thousand, three hundred eleven".
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