Base | Representation |
---|---|
bin | 11011000000010… |
… | …01010110101011 |
3 | 120210020221202002 |
4 | 31200021112223 |
5 | 430442440411 |
6 | 34251201215 |
7 | 5420323310 |
oct | 1540112653 |
9 | 523227662 |
10 | 226530731 |
11 | 106963989 |
12 | 63a4620b |
13 | 37c1616b |
14 | 2212ad07 |
15 | 14d4a33b |
hex | d8095ab |
226530731 has 8 divisors (see below), whose sum is σ = 260324064. Its totient is φ = 193095360.
The previous prime is 226530727. The next prime is 226530739. The reversal of 226530731 is 137035622.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 226530731 - 22 = 226530727 is a prime.
It is a super-2 number, since 2×2265307312 = 102632344174788722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 226530694 and 226530703.
It is not an unprimeable number, because it can be changed into a prime (226530739) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88130 + ... + 90663.
It is an arithmetic number, because the mean of its divisors is an integer number (32540508).
Almost surely, 2226530731 is an apocalyptic number.
226530731 is a deficient number, since it is larger than the sum of its proper divisors (33793333).
226530731 is a wasteful number, since it uses less digits than its factorization.
226530731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178981.
The product of its (nonzero) digits is 7560, while the sum is 29.
The square root of 226530731 is about 15050.9378777537. The cubic root of 226530731 is about 609.5963745714.
The spelling of 226530731 in words is "two hundred twenty-six million, five hundred thirty thousand, seven hundred thirty-one".
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