Base | Representation |
---|---|
bin | 11100111101101110… |
… | …001111001010110110 |
3 | 2222021102201000222021 |
4 | 130331232033022312 |
5 | 1002143134131011 |
6 | 22142015223354 |
7 | 2150460130264 |
oct | 347556171266 |
9 | 88242630867 |
10 | 31100302006 |
11 | 1220a345234 |
12 | 603b517b5a |
13 | 2c18320387 |
14 | 1710625434 |
15 | c2051e471 |
hex | 73db8f2b6 |
31100302006 has 16 divisors (see below), whose sum is σ = 46784358144. Its totient is φ = 15505559784.
The previous prime is 31100302001. The next prime is 31100302021. The reversal of 31100302006 is 60020300113.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31100302001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1569895 + ... + 1589581.
It is an arithmetic number, because the mean of its divisors is an integer number (2924022384).
Almost surely, 231100302006 is an apocalyptic number.
31100302006 is a deficient number, since it is larger than the sum of its proper divisors (15684056138).
31100302006 is a wasteful number, since it uses less digits than its factorization.
31100302006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21915.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 31100302006 its reverse (60020300113), we get a palindrome (91120602119).
The spelling of 31100302006 in words is "thirty-one billion, one hundred million, three hundred two thousand, six".
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