Base | Representation |
---|---|
bin | 1110001001001000011111… |
… | …01011000010101111101010 |
3 | 11002010010211220200200002121 |
4 | 13010210033223002233222 |
5 | 13034021022002211020 |
6 | 150051110505021454 |
7 | 6356623664621260 |
oct | 704441753025752 |
9 | 132103756620077 |
10 | 31100121132010 |
11 | 9a0053a667347 |
12 | 35a34b378488a |
13 | 1447962349768 |
14 | 79737a986430 |
15 | 38debb205baa |
hex | 1c490fac2bea |
31100121132010 has 16 divisors (see below), whose sum is σ = 63977392043136. Its totient is φ = 10662898673808.
The previous prime is 31100121131953. The next prime is 31100121132013. The reversal of 31100121132010 is 1023112100113.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (31100121132013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222143722302 + ... + 222143722441.
It is an arithmetic number, because the mean of its divisors is an integer number (3998587002696).
Almost surely, 231100121132010 is an apocalyptic number.
31100121132010 is an abundant number, since it is smaller than the sum of its proper divisors (32877270911126).
31100121132010 is a wasteful number, since it uses less digits than its factorization.
31100121132010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444287444757.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 31100121132010 its reverse (1023112100113), we get a palindrome (32123233232123).
The spelling of 31100121132010 in words is "thirty-one trillion, one hundred billion, one hundred twenty-one million, one hundred thirty-two thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •