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226796220 = 22335759999
BaseRepresentation
bin11011000010010…
…10001010111100
3120210202102221000
431201022022330
5431024434340
634301010300
75422510320
oct1541121274
9523672830
10226796220
111070253a2
1263b53990
1337ca9c61
1422199980
1514d9dd30
hexd84a2bc

226796220 has 96 divisors (see below), whose sum is σ = 806400000. Its totient is φ = 51838272.

The previous prime is 226796203. The next prime is 226796221. The reversal of 226796220 is 22697622.

226796220 is a `hidden beast` number, since 2 + 26 + 7 + 9 + 622 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226796221) 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 31 ways as a sum of consecutive naturals, for example, 26220 + ... + 33779.

It is an arithmetic number, because the mean of its divisors is an integer number (8400000).

Almost surely, 2226796220 is an apocalyptic number.

226796220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226796220 is an abundant number, since it is smaller than the sum of its proper divisors (579603780).

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

226796220 is a wasteful number, since it uses less digits than its factorization.

226796220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60024 (or 60016 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 226796220 is about 15059.7549780865. The cubic root of 226796220 is about 609.8344260822.

The spelling of 226796220 in words is "two hundred twenty-six million, seven hundred ninety-six thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 84 90 105 108 126 135 140 180 189 210 252 270 315 378 420 540 630 756 945 1260 1890 3780 59999 119998 179997 239996 299995 359994 419993 539991 599990 719988 839986 899985 1079982 1199980 1259979 1619973 1679972 1799970 2099965 2159964 2519958 2699955 3239946 3599940 3779937 4199930 5039916 5399910 6299895 6479892 7559874 8099865 8399860 10799820 11339811 12599790 15119748 16199730 18899685 22679622 25199580 32399460 37799370 45359244 56699055 75598740 113398110 226796220