Base | Representation |
---|---|
bin | 111110100001010… |
… | …0101111100110001 |
3 | 12102012102220010110 |
4 | 1331002211330301 |
5 | 13244021103404 |
6 | 544055451533 |
7 | 102662163330 |
oct | 17502457461 |
9 | 5365386113 |
10 | 2097831729 |
11 | 987198034 |
12 | 4a6686ba9 |
13 | 27580bc66 |
14 | 15c883d17 |
15 | c4289b89 |
hex | 7d0a5f31 |
2097831729 has 16 divisors (see below), whose sum is σ = 3204126720. Its totient is φ = 1195974480.
The previous prime is 2097831713. The next prime is 2097831737. The reversal of 2097831729 is 9271387902.
It is not a de Polignac number, because 2097831729 - 24 = 2097831713 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2097831709) 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 15 ways as a sum of consecutive naturals, for example, 106839 + ... + 124940.
It is an arithmetic number, because the mean of its divisors is an integer number (200257920).
Almost surely, 22097831729 is an apocalyptic number.
It is an amenable number.
2097831729 is a deficient number, since it is larger than the sum of its proper divisors (1106294991).
2097831729 is a wasteful number, since it uses less digits than its factorization.
2097831729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 232220.
The product of its (nonzero) digits is 381024, while the sum is 48.
The square root of 2097831729 is about 45802.0930635271. The cubic root of 2097831729 is about 1280.1382762808.
The spelling of 2097831729 in words is "two billion, ninety-seven million, eight hundred thirty-one thousand, seven hundred twenty-nine".
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