Base | Representation |
---|---|
bin | 1000100110100000… |
… | …1101111001111011 |
3 | 12221220211102202200 |
4 | 2021220031321323 |
5 | 14212102140212 |
6 | 1021042201243 |
7 | 111135233355 |
oct | 21150157173 |
9 | 5856742680 |
10 | 2309021307 |
11 | a8542297a |
12 | 545353223 |
13 | 2aa4b33c8 |
14 | 17c93a0d5 |
15 | d7aa46dc |
hex | 89a0de7b |
2309021307 has 12 divisors (see below), whose sum is σ = 3335704944. Its totient is φ = 1539138960.
The previous prime is 2309021293. The next prime is 2309021357. The reversal of 2309021307 is 7031209032.
It is not a de Polignac number, because 2309021307 - 27 = 2309021179 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (2309021357) 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 11 ways as a sum of consecutive naturals, for example, 83613 + ... + 107745.
It is an arithmetic number, because the mean of its divisors is an integer number (277975412).
Almost surely, 22309021307 is an apocalyptic number.
2309021307 is a deficient number, since it is larger than the sum of its proper divisors (1026683637).
2309021307 is a wasteful number, since it uses less digits than its factorization.
2309021307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34770 (or 34767 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The square root of 2309021307 is about 48052.2768139034. The cubic root of 2309021307 is about 1321.7296935529.
The spelling of 2309021307 in words is "two billion, three hundred nine million, twenty-one thousand, three hundred seven".
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