Base | Representation |
---|---|
bin | 11101001001101100… |
… | …100110110001110011 |
3 | 2222210102201202121011 |
4 | 131021230212301303 |
5 | 1003101101413021 |
6 | 22213553211351 |
7 | 2155446550543 |
oct | 351154466163 |
9 | 88712652534 |
10 | 31301201011 |
11 | 12302791673 |
12 | 6096860b57 |
13 | 2c4ab30922 |
14 | 172d19d323 |
15 | c32ea4de1 |
hex | 749b26c73 |
31301201011 has 8 divisors (see below), whose sum is σ = 32404281120. Its totient is φ = 30199702848.
The previous prime is 31301200979. The next prime is 31301201021. The reversal of 31301201011 is 11010210313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31301201011 - 25 = 31301200979 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31301200982 and 31301201000.
It is not an unprimeable number, because it can be changed into a prime (31301201021) 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 7 ways as a sum of consecutive naturals, for example, 355146 + ... + 434431.
It is an arithmetic number, because the mean of its divisors is an integer number (4050535140).
Almost surely, 231301201011 is an apocalyptic number.
31301201011 is a deficient number, since it is larger than the sum of its proper divisors (1103080109).
31301201011 is a wasteful number, since it uses less digits than its factorization.
31301201011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790973.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 31301201011 its reverse (11010210313), we get a palindrome (42311411324).
The spelling of 31301201011 in words is "thirty-one billion, three hundred one million, two hundred one thousand, eleven".
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