Base | Representation |
---|---|
bin | 11000011001111001… |
… | …01010001011111111 |
3 | 1020211002222011101002 |
4 | 30030330222023333 |
5 | 203313121124134 |
6 | 10004040040515 |
7 | 642453160334 |
oct | 141474521377 |
9 | 36732864332 |
10 | 13102129919 |
11 | 56138a114a |
12 | 2657a6313b |
13 | 130a5acac8 |
14 | 8c415298b |
15 | 51a3c787e |
hex | 30cf2a2ff |
13102129919 has 2 divisors, whose sum is σ = 13102129920. Its totient is φ = 13102129918.
The previous prime is 13102129811. The next prime is 13102129933. The reversal of 13102129919 is 91992120131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13102129919 - 216 = 13102064383 is a prime.
It is a super-2 number, since 2×131021299192 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13102129979) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551064959 + 6551064960.
It is an arithmetic number, because the mean of its divisors is an integer number (6551064960).
Almost surely, 213102129919 is an apocalyptic number.
13102129919 is a deficient number, since it is larger than the sum of its proper divisors (1).
13102129919 is an equidigital number, since it uses as much as digits as its factorization.
13102129919 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8748, while the sum is 38.
The spelling of 13102129919 in words is "thirteen billion, one hundred two million, one hundred twenty-nine thousand, nine hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •