Base | Representation |
---|---|
bin | 11000011101001111… |
… | …10010001111101101 |
3 | 1020220001210220012111 |
4 | 30032213302033231 |
5 | 203342313243313 |
6 | 10010522004021 |
7 | 643243651300 |
oct | 141647621755 |
9 | 36801726174 |
10 | 13130212333 |
11 | 5628731957 |
12 | 2665346611 |
13 | 1313363014 |
14 | 8c7b82b37 |
15 | 51cac343d |
hex | 30e9f23ed |
13130212333 has 24 divisors (see below), whose sum is σ = 16092568320. Its totient is φ = 10652342400.
The previous prime is 13130212309. The next prime is 13130212339. The reversal of 13130212333 is 33321203131.
It is not a de Polignac number, because 13130212333 - 29 = 13130211821 is a prime.
It is a super-4 number, since 4×131302123334 (a number of 42 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13130212339) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1112260 + ... + 1124002.
It is an arithmetic number, because the mean of its divisors is an integer number (670523680).
Almost surely, 213130212333 is an apocalyptic number.
It is an amenable number.
13130212333 is a deficient number, since it is larger than the sum of its proper divisors (2962355987).
13130212333 is a wasteful number, since it uses less digits than its factorization.
13130212333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12977 (or 12970 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 13130212333 its reverse (33321203131), we get a palindrome (46451415464).
The spelling of 13130212333 in words is "thirteen billion, one hundred thirty million, two hundred twelve thousand, three hundred thirty-three".
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