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226330580 = 22572370289
BaseRepresentation
bin11010111110110…
…00011111010100
3120202212210012002
431133120133110
5430420034310
634243014432
75415530630
oct1537303724
9522783162
10226330580
11106837573
126396a418
1337b76028
14220b7dc0
1514d0ada5
hexd7d87d4

226330580 has 48 divisors (see below), whose sum is σ = 566818560. Its totient is φ = 74224128.

The previous prime is 226330567. The next prime is 226330589. The reversal of 226330580 is 85033622.

It is a super-3 number, since 3×2263305803 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226330589) 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 15 ways as a sum of consecutive naturals, for example, 31925 + ... + 38364.

It is an arithmetic number, because the mean of its divisors is an integer number (11808720).

Almost surely, 2226330580 is an apocalyptic number.

226330580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226330580 is an abundant number, since it is smaller than the sum of its proper divisors (340487980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226330580 is a wasteful number, since it uses less digits than its factorization.

226330580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70328 (or 70326 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 226330580 is about 15044.2872878711. The cubic root of 226330580 is about 609.4167855808.

The spelling of 226330580 in words is "two hundred twenty-six million, three hundred thirty thousand, five hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 23 28 35 46 70 92 115 140 161 230 322 460 644 805 1610 3220 70289 140578 281156 351445 492023 702890 984046 1405780 1616647 1968092 2460115 3233294 4920230 6466588 8083235 9840460 11316529 16166470 22633058 32332940 45266116 56582645 113165290 226330580