Base | Representation |
---|---|
bin | 10010000000011… |
… | …010001010111001 |
3 | 210001110010021210 |
4 | 102000122022321 |
5 | 1104314101311 |
6 | 45550553333 |
7 | 10325532336 |
oct | 2200321271 |
9 | 701403253 |
10 | 302097081 |
11 | 145587010 |
12 | 85208849 |
13 | 4a783490 |
14 | 2c19b98d |
15 | 1b7c53a6 |
hex | 1201a2b9 |
302097081 has 16 divisors (see below), whose sum is σ = 473215680. Its totient is φ = 169005120.
The previous prime is 302097041. The next prime is 302097083. The reversal of 302097081 is 180790203.
It is a happy number.
It is not a de Polignac number, because 302097081 - 214 = 302080697 is a prime.
It is a super-2 number, since 2×3020970812 = 182525292697441122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (302097083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351666 + ... + 352523.
It is an arithmetic number, because the mean of its divisors is an integer number (29575980).
Almost surely, 2302097081 is an apocalyptic number.
It is an amenable number.
302097081 is a deficient number, since it is larger than the sum of its proper divisors (171118599).
302097081 is a wasteful number, since it uses less digits than its factorization.
302097081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 704216.
The product of its (nonzero) digits is 3024, while the sum is 30.
The square root of 302097081 is about 17380.9401644445. The cubic root of 302097081 is about 670.9891685888.
The spelling of 302097081 in words is "three hundred two million, ninety-seven thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •