Base | Representation |
---|---|
bin | 110011011111… |
… | …0011111010101 |
3 | 1212210110200200 |
4 | 1212332133111 |
5 | 23402312040 |
6 | 2402331113 |
7 | 445310406 |
oct | 146763725 |
9 | 55713620 |
10 | 26994645 |
11 | 14268527 |
12 | 9059a99 |
13 | 5792082 |
14 | 38299ad |
15 | 2583630 |
hex | 19be7d5 |
26994645 has 48 divisors (see below), whose sum is σ = 49700352. Its totient is φ = 13530240.
The previous prime is 26994641. The next prime is 26994647. The reversal of 26994645 is 54649962.
It is not a de Polignac number, because 26994645 - 22 = 26994641 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 26994645.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26994641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51354 + ... + 51876.
It is an arithmetic number, because the mean of its divisors is an integer number (1035424).
Almost surely, 226994645 is an apocalyptic number.
It is an amenable number.
26994645 is a deficient number, since it is larger than the sum of its proper divisors (22705707).
26994645 is a wasteful number, since it uses less digits than its factorization.
26994645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 602 (or 599 counting only the distinct ones).
The product of its digits is 466560, while the sum is 45.
The square root of 26994645 is about 5195.6371120393. The cubic root of 26994645 is about 299.9801653553.
The spelling of 26994645 in words is "twenty-six million, nine hundred ninety-four thousand, six hundred forty-five".
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