Base | Representation |
---|---|
bin | 1100101011001001000110… |
… | …00100000110100111111100 |
3 | 10122200101222012100221020100 |
4 | 12111210203010012213330 |
5 | 12123113023022441022 |
6 | 135135331404521100 |
7 | 5604405135143544 |
oct | 625444304064774 |
9 | 118611865327210 |
10 | 27870631062012 |
11 | 89759607153a2 |
12 | 3161621b50190 |
13 | 127225c98643b |
14 | 6c4d35182324 |
15 | 334ea458e1ac |
hex | 1959231069fc |
27870631062012 has 72 divisors (see below), whose sum is σ = 70474762468656. Its totient is φ = 9287046123264.
The previous prime is 27870631061971. The next prime is 27870631062067. The reversal of 27870631062012 is 21026013607872.
27870631062012 is a `hidden beast` number, since 2 + 7 + 8 + 7 + 0 + 6 + 3 + 1 + 0 + 620 + 12 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2430501903 + ... + 2430513369.
It is an arithmetic number, because the mean of its divisors is an integer number (978816145398).
Almost surely, 227870631062012 is an apocalyptic number.
It is an amenable number.
27870631062012 is an abundant number, since it is smaller than the sum of its proper divisors (42604131406644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27870631062012 is a wasteful number, since it uses less digits than its factorization.
27870631062012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28587 (or 28582 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
Adding to 27870631062012 its reverse (21026013607872), we get a palindrome (48896644669884).
The spelling of 27870631062012 in words is "twenty-seven trillion, eight hundred seventy billion, six hundred thirty-one million, sixty-two thousand, twelve".
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