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226753660 = 22571619669
BaseRepresentation
bin11011000001111…
…11110001111100
3120210200021112201
431200333301330
5431022104120
634300041244
75422242250
oct1540776174
9523607481
10226753660
11106aa6421
1263b33224
1337c93783
1422188260
1514d9140a
hexd83fc7c

226753660 has 24 divisors (see below), whose sum is σ = 544209120. Its totient is φ = 77744064.

The previous prime is 226753643. The next prime is 226753691. The reversal of 226753660 is 66357622.

226753660 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

226753660 is strictly pandigital in base 9.

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 7 ways as a sum of consecutive naturals, for example, 809695 + ... + 809974.

It is an arithmetic number, because the mean of its divisors is an integer number (22675380).

Almost surely, 2226753660 is an apocalyptic number.

226753660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226753660 is an abundant number, since it is smaller than the sum of its proper divisors (317455460).

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

226753660 is a wasteful number, since it uses less digits than its factorization.

226753660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619685 (or 1619683 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 226753660 is about 15058.3418741905. The cubic root of 226753660 is about 609.7962770383.

It can be divided in two parts, 22675 and 3660, that added together give a triangular number (26335 = T229).

The spelling of 226753660 in words is "two hundred twenty-six million, seven hundred fifty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1619669 3239338 6478676 8098345 11337683 16196690 22675366 32393380 45350732 56688415 113376830 226753660