Base | Representation |
---|---|
bin | 1111011101110111011… |
… | …00101001110111011111 |
3 | 1212210201021100021212111 |
4 | 13232323230221313133 |
5 | 32201332041210443 |
6 | 1044045141414451 |
7 | 53252221442353 |
oct | 7567354516737 |
9 | 1783637307774 |
10 | 531430022623 |
11 | 195418436705 |
12 | 86bb2a0a427 |
13 | 3b1628739b6 |
14 | 1ba15557463 |
15 | dc5508269d |
hex | 7bbbb29ddf |
531430022623 has 2 divisors, whose sum is σ = 531430022624. Its totient is φ = 531430022622.
The previous prime is 531430022551. The next prime is 531430022659. The reversal of 531430022623 is 326220034135.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 531430022623 - 237 = 393991069151 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (531430022923) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265715011311 + 265715011312.
It is an arithmetic number, because the mean of its divisors is an integer number (265715011312).
Almost surely, 2531430022623 is an apocalyptic number.
531430022623 is a deficient number, since it is larger than the sum of its proper divisors (1).
531430022623 is an equidigital number, since it uses as much as digits as its factorization.
531430022623 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 25920, while the sum is 31.
Adding to 531430022623 its reverse (326220034135), we get a palindrome (857650056758).
The spelling of 531430022623 in words is "five hundred thirty-one billion, four hundred thirty million, twenty-two thousand, six hundred twenty-three".
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