Base | Representation |
---|---|
bin | 110010010101… |
… | …0101000000010 |
3 | 1211122200220011 |
4 | 1210222220002 |
5 | 23223421434 |
6 | 2341335134 |
7 | 440205562 |
oct | 144525002 |
9 | 54580804 |
10 | 26388994 |
11 | 13994495 |
12 | 8a074aa |
13 | 560c4b8 |
14 | 370cda2 |
15 | 24b3e64 |
hex | 192aa02 |
26388994 has 8 divisors (see below), whose sum is σ = 40549068. Its totient is φ = 12872640.
The previous prime is 26388979. The next prime is 26388997. The reversal of 26388994 is 49988362.
It can be written as a sum of positive squares in 2 ways, for example, as 26388769 + 225 = 5137^2 + 15^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (26388997) 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, 160827 + ... + 160990.
Almost surely, 226388994 is an apocalyptic number.
26388994 is a deficient number, since it is larger than the sum of its proper divisors (14160074).
26388994 is a wasteful number, since it uses less digits than its factorization.
26388994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321860.
The product of its digits is 746496, while the sum is 49.
The square root of 26388994 is about 5137.0218998949. The cubic root of 26388994 is about 297.7197265719.
The spelling of 26388994 in words is "twenty-six million, three hundred eighty-eight thousand, nine hundred ninety-four".
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