Base | Representation |
---|---|
bin | 100110101010000… |
… | …1000110000101100 |
3 | 10100101202202011022 |
4 | 1031110020300230 |
5 | 10124030440041 |
6 | 332413513312 |
7 | 44100242531 |
oct | 11524106054 |
9 | 3311682138 |
10 | 1297124396 |
11 | 606213837 |
12 | 3024a2838 |
13 | 17896c139 |
14 | c43b2d88 |
15 | 78d2324b |
hex | 4d508c2c |
1297124396 has 12 divisors (see below), whose sum is σ = 2271820320. Its totient is φ = 648032880.
The previous prime is 1297124393. The next prime is 1297124431. The reversal of 1297124396 is 6934217921.
It is not an unprimeable number, because it can be changed into a prime (1297124393) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126791 + ... + 136638.
It is an arithmetic number, because the mean of its divisors is an integer number (189318360).
Almost surely, 21297124396 is an apocalyptic number.
It is an amenable number.
1297124396 is a deficient number, since it is larger than the sum of its proper divisors (974695924).
1297124396 is a wasteful number, since it uses less digits than its factorization.
1297124396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264664 (or 264662 counting only the distinct ones).
The product of its digits is 163296, while the sum is 44.
The square root of 1297124396 is about 36015.6132253777. The cubic root of 1297124396 is about 1090.5875675103.
The spelling of 1297124396 in words is "one billion, two hundred ninety-seven million, one hundred twenty-four thousand, three hundred ninety-six".
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