Base | Representation |
---|---|
bin | 10110101000110010… |
… | …10010100100001111 |
3 | 1011100222122100002122 |
4 | 23110121102210033 |
5 | 144342223142111 |
6 | 5325544043155 |
7 | 610112430506 |
oct | 132431224417 |
9 | 34328570078 |
10 | 12153334031 |
11 | 5177270813 |
12 | 24321634bb |
13 | 11b8b60117 |
14 | 83413383d |
15 | 4b1e5ccdb |
hex | 2d465290f |
12153334031 has 2 divisors, whose sum is σ = 12153334032. Its totient is φ = 12153334030.
The previous prime is 12153334003. The next prime is 12153334033. The reversal of 12153334031 is 13043335121.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12153334031 - 26 = 12153333967 is a prime.
It is a super-2 number, since 2×121533340312 (a number of 21 digits) contains 22 as substring.
It is a Sophie Germain prime.
Together with 12153334033, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12153334033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6076667015 + 6076667016.
It is an arithmetic number, because the mean of its divisors is an integer number (6076667016).
Almost surely, 212153334031 is an apocalyptic number.
12153334031 is a deficient number, since it is larger than the sum of its proper divisors (1).
12153334031 is an equidigital number, since it uses as much as digits as its factorization.
12153334031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3240, while the sum is 26.
Adding to 12153334031 its reverse (13043335121), we get a palindrome (25196669152).
The spelling of 12153334031 in words is "twelve billion, one hundred fifty-three million, three hundred thirty-four thousand, thirty-one".
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