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226787076 = 223229217229
BaseRepresentation
bin11011000010001…
…11111100000100
3120210201222101100
431201013330010
5431024141301
634300500100
75422441545
oct1541077404
9523658340
10226787076
1110701953a
1263b4a630
1337ca5a49
14221964cc
1514d9b286
hexd847f04

226787076 has 36 divisors (see below), whose sum is σ = 593037900. Its totient is φ = 72988608.

The previous prime is 226787063. The next prime is 226787083. The reversal of 226787076 is 670787622.

It is a happy number.

226787076 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49364676 + 177422400 = 7026^2 + 13320^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 107571 + ... + 109658.

It is an arithmetic number, because the mean of its divisors is an integer number (16473275).

Almost surely, 2226787076 is an apocalyptic number.

It is an amenable number.

226787076 is an abundant number, since it is smaller than the sum of its proper divisors (366250824).

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

226787076 is a wasteful number, since it uses less digits than its factorization.

226787076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217268 (or 217263 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The square root of 226787076 is about 15059.4513844296. The cubic root of 226787076 is about 609.8262301771.

The spelling of 226787076 in words is "two hundred twenty-six million, seven hundred eighty-seven thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 29 36 58 87 116 174 261 348 522 1044 217229 434458 651687 868916 1303374 1955061 2606748 3910122 6299641 7820244 12599282 18898923 25198564 37797846 56696769 75595692 113393538 226787076