Base | Representation |
---|---|
bin | 11011000011100… |
… | …11100011110111 |
3 | 120211002001110221 |
4 | 31201303203313 |
5 | 431100401001 |
6 | 34304355211 |
7 | 5424114505 |
oct | 1541634367 |
9 | 524061427 |
10 | 226965751 |
11 | 107130801 |
12 | 64015b07 |
13 | 3803917c |
14 | 22201675 |
15 | 14dd41a1 |
hex | d8738f7 |
226965751 has 4 divisors (see below), whose sum is σ = 226996504. Its totient is φ = 226935000.
The previous prime is 226965727. The next prime is 226965779. The reversal of 226965751 is 157569622.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a 3-Lehmer number, since φ(226965751) divides (226965751-1)3.
It is a cyclic number.
It is not a de Polignac number, because 226965751 - 25 = 226965719 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 226965698 and 226965707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (226965701) 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 3 ways as a sum of consecutive naturals, for example, 3076 + ... + 21526.
It is an arithmetic number, because the mean of its divisors is an integer number (56749126).
Almost surely, 2226965751 is an apocalyptic number.
226965751 is the 12301-st pentagonal number.
226965751 is a deficient number, since it is larger than the sum of its proper divisors (30753).
226965751 is a wasteful number, since it uses less digits than its factorization.
226965751 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30752.
The product of its digits is 226800, while the sum is 43.
The square root of 226965751 is about 15065.3825374598. The cubic root of 226965751 is about 609.9863393877.
The spelling of 226965751 in words is "two hundred twenty-six million, nine hundred sixty-five thousand, seven hundred fifty-one".
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