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226488912 = 243132343367
BaseRepresentation
bin11010111111111…
…11001001010000
3120210011211101020
431133333021100
5430440121122
634250235440
75420060346
oct1537771120
9523154336
10226488912
11106935521
1263a25b80
1337c00110
1422119996
1514d3cc5c
hexd7ff250

226488912 has 160 divisors (see below), whose sum is σ = 674623488. Its totient is φ = 64931328.

The previous prime is 226488893. The next prime is 226488931. The reversal of 226488912 is 219884622.

It is an interprime number because it is at equal distance from previous prime (226488893) and next prime (226488931).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 616953 + ... + 617319.

Almost surely, 2226488912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226488912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337311744).

226488912 is an abundant number, since it is smaller than the sum of its proper divisors (448134576).

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

226488912 is a wasteful number, since it uses less digits than its factorization.

226488912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 451 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 226488912 is about 15049.5485646580. The cubic root of 226488912 is about 609.5588604859.

The spelling of 226488912 in words is "two hundred twenty-six million, four hundred eighty-eight thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 16 23 24 26 39 43 46 48 52 69 78 86 92 104 129 138 156 172 184 208 258 276 299 312 344 367 368 516 552 559 598 624 688 734 897 989 1032 1101 1104 1118 1196 1468 1677 1794 1978 2064 2202 2236 2392 2936 2967 3354 3588 3956 4404 4472 4771 4784 5872 5934 6708 7176 7912 8441 8808 8944 9542 11868 12857 13416 14313 14352 15781 15824 16882 17616 19084 23736 25323 25714 26832 28626 31562 33764 38168 38571 47343 47472 50646 51428 57252 63124 67528 76336 77142 94686 101292 102856 109733 114504 126248 135056 154284 189372 202584 205153 205712 219466 229008 252496 308568 329199 362963 378744 405168 410306 438932 615459 617136 658398 725926 757488 820612 877864 1088889 1230918 1316796 1451852 1641224 1755728 2177778 2461836 2633592 2903704 3282448 4355556 4718519 4923672 5267184 5807408 8711112 9437038 9847344 14155557 17422224 18874076 28311114 37748152 56622228 75496304 113244456 226488912