Base | Representation |
---|---|
bin | 11001001001001111… |
… | …000000000010011000 |
3 | 2120200120101112012010 |
4 | 121021033000002120 |
5 | 420243102112411 |
6 | 20223010545520 |
7 | 1644022142565 |
oct | 311117000230 |
9 | 76616345163 |
10 | 26998472856 |
11 | 104a4a30293 |
12 | 52958982a0 |
13 | 2713597734 |
14 | 144196586c |
15 | a803827a6 |
hex | 6493c0098 |
26998472856 has 16 divisors (see below), whose sum is σ = 67496182200. Its totient is φ = 8999490944.
The previous prime is 26998472843. The next prime is 26998472857. The reversal of 26998472856 is 65827489962.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26998472857) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562468161 + ... + 562468208.
Almost surely, 226998472856 is an apocalyptic number.
It is an amenable number.
26998472856 is an abundant number, since it is smaller than the sum of its proper divisors (40497709344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26998472856 is a wasteful number, since it uses less digits than its factorization.
26998472856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1124936378 (or 1124936374 counting only the distinct ones).
The product of its digits is 104509440, while the sum is 66.
The spelling of 26998472856 in words is "twenty-six billion, nine hundred ninety-eight million, four hundred seventy-two thousand, eight hundred fifty-six".
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