Base | Representation |
---|---|
bin | 100110110100111… |
… | …0100000111100001 |
3 | 10100210110110020110 |
4 | 1031221310013201 |
5 | 10132004311014 |
6 | 333135401533 |
7 | 44166451110 |
oct | 11551640741 |
9 | 3323413213 |
10 | 1302807009 |
11 | 609445209 |
12 | 3043832a9 |
13 | 179bab82a |
14 | c5051c77 |
15 | 79596d59 |
hex | 4da741e1 |
1302807009 has 32 divisors (see below), whose sum is σ = 2094888960. Its totient is φ = 704068992.
The previous prime is 1302807001. The next prime is 1302807043. The reversal of 1302807009 is 9007082031.
It is a happy number.
It is not a de Polignac number, because 1302807009 - 23 = 1302807001 is a prime.
It is a super-2 number, since 2×13028070092 = 3394612205399052162, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1302807001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27834 + ... + 58140.
It is an arithmetic number, because the mean of its divisors is an integer number (65465280).
Almost surely, 21302807009 is an apocalyptic number.
It is an amenable number.
1302807009 is a deficient number, since it is larger than the sum of its proper divisors (792081951).
1302807009 is a wasteful number, since it uses less digits than its factorization.
1302807009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30429.
The product of its (nonzero) digits is 3024, while the sum is 30.
The square root of 1302807009 is about 36094.4179756372. The cubic root of 1302807009 is about 1092.1778439096.
The spelling of 1302807009 in words is "one billion, three hundred two million, eight hundred seven thousand, nine".
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