Base | Representation |
---|---|
bin | 1000110010100001010… |
… | …10011000111001011111 |
3 | 1001212111222011100202101 |
4 | 10121100222120321133 |
5 | 14421444224000111 |
6 | 350423133305531 |
7 | 30550603100563 |
oct | 4312052307137 |
9 | 1055458140671 |
10 | 302001000031 |
11 | 107094767235 |
12 | 4a6436352a7 |
13 | 2262b5661b3 |
14 | 1088cbbb6a3 |
15 | 7cc81bcbc1 |
hex | 4650a98e5f |
302001000031 has 4 divisors (see below), whose sum is σ = 302092491064. Its totient is φ = 301909509000.
The previous prime is 302001000029. The next prime is 302001000043. The reversal of 302001000031 is 130000100203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 302001000031 - 21 = 302001000029 is a prime.
It is a super-2 number, since 2×3020010000312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 302000999981 and 302001000017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302001000731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45740565 + ... + 45747166.
It is an arithmetic number, because the mean of its divisors is an integer number (75523122766).
Almost surely, 2302001000031 is an apocalyptic number.
302001000031 is a deficient number, since it is larger than the sum of its proper divisors (91491033).
302001000031 is an equidigital number, since it uses as much as digits as its factorization.
302001000031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91491032.
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 302001000031 its reverse (130000100203), we get a palindrome (432001100234).
The spelling of 302001000031 in words is "three hundred two billion, one million, thirty-one", and thus it is an aban number.
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