Base | Representation |
---|---|
bin | 11000110110100011… |
… | …110011011100110000 |
3 | 2112212201211112200020 |
4 | 120312203303130300 |
5 | 414122400043331 |
6 | 20131535323440 |
7 | 1633166053002 |
oct | 306643633460 |
9 | 75781745606 |
10 | 26685159216 |
11 | 103540930a1 |
12 | 5208980580 |
13 | 26936b7a51 |
14 | 14120c8372 |
15 | a62ae3c96 |
hex | 6368f3730 |
26685159216 has 160 divisors (see below), whose sum is σ = 79484198400. Its totient is φ = 7657574400.
The previous prime is 26685159211. The next prime is 26685159229. The reversal of 26685159216 is 61295158662.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (26685159211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419941 + ... + 479291.
It is an arithmetic number, because the mean of its divisors is an integer number (496776240).
Almost surely, 226685159216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26685159216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39742099200).
26685159216 is an abundant number, since it is smaller than the sum of its proper divisors (52799039184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26685159216 is a wasteful number, since it uses less digits than its factorization.
26685159216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59427 (or 59421 counting only the distinct ones).
The product of its digits is 1555200, while the sum is 51.
The spelling of 26685159216 in words is "twenty-six billion, six hundred eighty-five million, one hundred fifty-nine thousand, two hundred sixteen".
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