Base | Representation |
---|---|
bin | 11000011001100000… |
… | …111111100100001001 |
3 | 2111121202221100120100 |
4 | 120121200333210021 |
5 | 412123124230040 |
6 | 20011331320013 |
7 | 1615131222030 |
oct | 303140774411 |
9 | 74552840510 |
10 | 26197883145 |
11 | 101240273a5 |
12 | 50b1750009 |
13 | 2616769305 |
14 | 13a74c5717 |
15 | a34e40b30 |
hex | 61983f909 |
26197883145 has 48 divisors (see below), whose sum is σ = 54628179840. Its totient is φ = 11345847552.
The previous prime is 26197883113. The next prime is 26197883191. The reversal of 26197883145 is 54138879162.
26197883145 is a `hidden beast` number, since 2 + 619 + 7 + 8 + 8 + 3 + 14 + 5 = 666.
It is not a de Polignac number, because 26197883145 - 25 = 26197883113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 26197883091 and 26197883100.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2182644 + ... + 2194613.
It is an arithmetic number, because the mean of its divisors is an integer number (1138087080).
Almost surely, 226197883145 is an apocalyptic number.
It is an amenable number.
26197883145 is an abundant number, since it is smaller than the sum of its proper divisors (28430296695).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26197883145 is a wasteful number, since it uses less digits than its factorization.
26197883145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4377294 (or 4377291 counting only the distinct ones).
The product of its digits is 2903040, while the sum is 54.
The spelling of 26197883145 in words is "twenty-six billion, one hundred ninety-seven million, eight hundred eighty-three thousand, one hundred forty-five".
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