Base | Representation |
---|---|
bin | 100110101010110… |
… | …1100110111001100 |
3 | 10100102112120121002 |
4 | 1031111230313030 |
5 | 10124132100122 |
6 | 332430355432 |
7 | 44103601106 |
oct | 11525546714 |
9 | 3312476532 |
10 | 1297534412 |
11 | 606473899 |
12 | 30265bb78 |
13 | 178a83955 |
14 | c447c576 |
15 | 78da4992 |
hex | 4d56cdcc |
1297534412 has 24 divisors (see below), whose sum is σ = 2310487200. Its totient is φ = 637462656.
The previous prime is 1297534411. The next prime is 1297534429. The reversal of 1297534412 is 2144357921.
It is not an unprimeable number, because it can be changed into a prime (1297534411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70289 + ... + 86807.
It is an arithmetic number, because the mean of its divisors is an integer number (96270300).
Almost surely, 21297534412 is an apocalyptic number.
It is an amenable number.
1297534412 is a deficient number, since it is larger than the sum of its proper divisors (1012952788).
1297534412 is a wasteful number, since it uses less digits than its factorization.
1297534412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16865 (or 16863 counting only the distinct ones).
The product of its digits is 60480, while the sum is 38.
The square root of 1297534412 is about 36021.3049735847. The cubic root of 1297534412 is about 1090.7024655742.
The spelling of 1297534412 in words is "one billion, two hundred ninety-seven million, five hundred thirty-four thousand, four hundred twelve".
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