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226223697 = 3710772557
BaseRepresentation
bin11010111101111…
…10011001010001
3120202200100120110
431132332121101
5430403124242
634240431533
75414604210
oct1536763121
9522610513
10226223697
11106774237
12639185a9
1337b3949b
142208b077
1514cd939c
hexd7be651

226223697 has 8 divisors (see below), whose sum is σ = 344721856. Its totient is φ = 129270672.

The previous prime is 226223687. The next prime is 226223707. The reversal of 226223697 is 796322622.

It is an interprime number because it is at equal distance from previous prime (226223687) and next prime (226223707).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 226223697 - 24 = 226223681 is a prime.

It is a super-2 number, since 2×2262236972 = 102354322168695618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226223617) by changing a digit.

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, 5386258 + ... + 5386299.

It is an arithmetic number, because the mean of its divisors is an integer number (43090232).

Almost surely, 2226223697 is an apocalyptic number.

It is an amenable number.

226223697 is a deficient number, since it is larger than the sum of its proper divisors (118498159).

226223697 is a wasteful number, since it uses less digits than its factorization.

226223697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10772567.

The product of its digits is 108864, while the sum is 39.

The square root of 226223697 is about 15040.7345897732. The cubic root of 226223697 is about 609.3208395678.

The spelling of 226223697 in words is "two hundred twenty-six million, two hundred twenty-three thousand, six hundred ninety-seven".

Divisors: 1 3 7 21 10772557 32317671 75407899 226223697