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226436029 = 337671917
BaseRepresentation
bin11010111111100…
…10001110111101
3120210002010211121
431133302032331
5430431423104
634245150541
75416450231
oct1537621675
9523063747
10226436029
111068a9816
12639bb451
1337bb2021
14221045c1
1514d2c254
hexd7f23bd

226436029 has 4 divisors (see below), whose sum is σ = 227108284. Its totient is φ = 225763776.

The previous prime is 226436027. The next prime is 226436033. The reversal of 226436029 is 920634622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 920634622 = 2460317311.

It can be written as a sum of positive squares in 2 ways, for example, as 163788804 + 62647225 = 12798^2 + 7915^2 .

It is a cyclic number.

It is not a de Polignac number, because 226436029 - 21 = 226436027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226435985 and 226436003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226436027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335622 + ... + 336295.

It is an arithmetic number, because the mean of its divisors is an integer number (56777071).

Almost surely, 2226436029 is an apocalyptic number.

It is an amenable number.

226436029 is a deficient number, since it is larger than the sum of its proper divisors (672255).

226436029 is an equidigital number, since it uses as much as digits as its factorization.

226436029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672254.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 226436029 is about 15047.7914990872. The cubic root of 226436029 is about 609.5114147336.

The spelling of 226436029 in words is "two hundred twenty-six million, four hundred thirty-six thousand, twenty-nine".

Divisors: 1 337 671917 226436029