Base | Representation |
---|---|
bin | 11010111101101… |
… | …01101011100111 |
3 | 120202121112121121 |
4 | 31132311223213 |
5 | 430401004012 |
6 | 34235554411 |
7 | 5414365153 |
oct | 1536655347 |
9 | 522545547 |
10 | 226188007 |
11 | 10674a441 |
12 | 638bba07 |
13 | 37b26176 |
14 | 2207c063 |
15 | 14ccda07 |
hex | d7b5ae7 |
226188007 has 4 divisors (see below), whose sum is σ = 226341000. Its totient is φ = 226035016.
The previous prime is 226187987. The next prime is 226188019. The reversal of 226188007 is 700881622.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 226188007 - 215 = 226155239 is a prime.
It is a super-2 number, since 2×2261880072 = 102322029021264098, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (226188707) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74257 + ... + 77242.
It is an arithmetic number, because the mean of its divisors is an integer number (56585250).
Almost surely, 2226188007 is an apocalyptic number.
226188007 is a deficient number, since it is larger than the sum of its proper divisors (152993).
226188007 is a wasteful number, since it uses less digits than its factorization.
226188007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152992.
The product of its (nonzero) digits is 10752, while the sum is 34.
The square root of 226188007 is about 15039.5480982641. The cubic root of 226188007 is about 609.2887948781.
It can be divided in two parts, 22618 and 8007, that added together give a square (30625 = 1752).
The spelling of 226188007 in words is "two hundred twenty-six million, one hundred eighty-eight thousand, seven".
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