Base | Representation |
---|---|
bin | 110001111110… |
… | …0110101010101 |
3 | 1211022011121022 |
4 | 1203330311111 |
5 | 23201421204 |
6 | 2333330525 |
7 | 435465002 |
oct | 143746525 |
9 | 54264538 |
10 | 26201429 |
11 | 13876581 |
12 | 8936a45 |
13 | 5575007 |
14 | 36a08a9 |
15 | 24785be |
hex | 18fcd55 |
26201429 has 4 divisors (see below), whose sum is σ = 26222784. Its totient is φ = 26180076.
The previous prime is 26201401. The next prime is 26201431. The reversal of 26201429 is 92410262.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-26201429 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 26201398 and 26201407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26201729) 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, 8717 + ... + 11330.
It is an arithmetic number, because the mean of its divisors is an integer number (6555696).
Almost surely, 226201429 is an apocalyptic number.
It is an amenable number.
26201429 is a deficient number, since it is larger than the sum of its proper divisors (21355).
26201429 is a wasteful number, since it uses less digits than its factorization.
26201429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21354.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 26201429 is about 5118.7331440504. The cubic root of 26201429 is about 297.0126814600.
It can be divided in two parts, 2620142 and 9, that multiplied together give a triangular number (23581278 = T6867).
The spelling of 26201429 in words is "twenty-six million, two hundred one thousand, four hundred twenty-nine".
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