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226820694 = 23163231923
BaseRepresentation
bin11011000010100…
…00001001010110
3120210210200111110
431201100021112
5431031230234
634301315450
75422641552
oct1541201126
9523720443
10226820694
11107041821
1263b65b86
1337cb8139
14221a4862
1514da61e9
hexd850256

226820694 has 16 divisors (see below), whose sum is σ = 456426432. Its totient is φ = 75142728.

The previous prime is 226820669. The next prime is 226820717. The reversal of 226820694 is 496028622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114984 + ... + 116939.

It is an arithmetic number, because the mean of its divisors is an integer number (28526652).

Almost surely, 2226820694 is an apocalyptic number.

226820694 is an abundant number, since it is smaller than the sum of its proper divisors (229605738).

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

226820694 is a wasteful number, since it uses less digits than its factorization.

226820694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232091.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 226820694 is about 15060.5675191873. The cubic root of 226820694 is about 609.8563614139.

The spelling of 226820694 in words is "two hundred twenty-six million, eight hundred twenty thousand, six hundred ninety-four".

Divisors: 1 2 3 6 163 326 489 978 231923 463846 695769 1391538 37803449 75606898 113410347 226820694