Base | Representation |
---|---|
bin | 1100010011001100001101… |
… | …01111100100001001011000 |
3 | 10112202201202121100001202211 |
4 | 12021212012233210021120 |
5 | 12021122111414204210 |
6 | 133305310010204504 |
7 | 5461062316616140 |
oct | 611460657441130 |
9 | 115681677301684 |
10 | 27047669678680 |
11 | 8688941447542 |
12 | 304a029a23734 |
13 | 121277994b911 |
14 | 697185501920 |
15 | 31d88a56938a |
hex | 189986be4258 |
27047669678680 has 64 divisors (see below), whose sum is σ = 70189234632000. Its totient is φ = 9188408876544.
The previous prime is 27047669678677. The next prime is 27047669678713. The reversal of 27047669678680 is 8687696674072.
It is a super-4 number, since 4×270476696786804 (a number of 55 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 27047669678597 and 27047669678606.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443083335 + ... + 443144374.
It is an arithmetic number, because the mean of its divisors is an integer number (1096706791125).
Almost surely, 227047669678680 is an apocalyptic number.
27047669678680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27047669678680 is an abundant number, since it is smaller than the sum of its proper divisors (43141564953320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27047669678680 is a wasteful number, since it uses less digits than its factorization.
27047669678680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 886227836 (or 886227832 counting only the distinct ones).
The product of its (nonzero) digits is 2048385024, while the sum is 76.
The spelling of 27047669678680 in words is "twenty-seven trillion, forty-seven billion, six hundred sixty-nine million, six hundred seventy-eight thousand, six hundred eighty".
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