Base | Representation |
---|---|
bin | 11000001110000101… |
… | …110101101100100000 |
3 | 2111010102021121221001 |
4 | 120032011311230200 |
5 | 411230042343311 |
6 | 15540323241344 |
7 | 1610313120064 |
oct | 301605655440 |
9 | 74112247831 |
10 | 26006215456 |
11 | 10035915651 |
12 | 5059519254 |
13 | 25b5b3b790 |
14 | 1389c71aa4 |
15 | a231d04c1 |
hex | 60e175b20 |
26006215456 has 96 divisors (see below), whose sum is σ = 58456194048. Its totient is φ = 11301534720.
The previous prime is 26006215453. The next prime is 26006215507. The reversal of 26006215456 is 65451260062.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is not an unprimeable number, because it can be changed into a prime (26006215453) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449901 + ... + 504403.
It is an arithmetic number, because the mean of its divisors is an integer number (608918688).
Almost surely, 226006215456 is an apocalyptic number.
26006215456 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26006215456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29228097024).
26006215456 is an abundant number, since it is smaller than the sum of its proper divisors (32449978592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26006215456 is a wasteful number, since it uses less digits than its factorization.
26006215456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54594 (or 54586 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 37.
The spelling of 26006215456 in words is "twenty-six billion, six million, two hundred fifteen thousand, four hundred fifty-six".
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