Base | Representation |
---|---|
bin | 111010010001000001001… |
… | …0001100010110001001001 |
3 | 1001100120001121121002222000 |
4 | 1310202002101202301021 |
5 | 2022200343144123211 |
6 | 25010454312021213 |
7 | 1454362551435102 |
oct | 164420221426111 |
9 | 31316047532860 |
10 | 8008004676681 |
11 | 26081a2965309 |
12 | a94008691809 |
13 | 4611c80b3b39 |
14 | 1d98378033a9 |
15 | dd48ea86656 |
hex | 74882462c49 |
8008004676681 has 8 divisors (see below), whose sum is σ = 11863710632160. Its totient is φ = 5338669784436.
The previous prime is 8008004676641. The next prime is 8008004676701. The reversal of 8008004676681 is 1866764008008.
It is not a de Polignac number, because 8008004676681 - 211 = 8008004674633 is a prime.
It is a super-2 number, since 2×80080046766812 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8008004676611) 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, 148296382875 + ... + 148296382928.
It is an arithmetic number, because the mean of its divisors is an integer number (1482963829020).
Almost surely, 28008004676681 is an apocalyptic number.
It is an amenable number.
8008004676681 is a deficient number, since it is larger than the sum of its proper divisors (3855705955479).
8008004676681 is a wasteful number, since it uses less digits than its factorization.
8008004676681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296592765812 (or 296592765806 counting only the distinct ones).
The product of its (nonzero) digits is 3096576, while the sum is 54.
The spelling of 8008004676681 in words is "eight trillion, eight billion, four million, six hundred seventy-six thousand, six hundred eighty-one".
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