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226542029 = 732363147
BaseRepresentation
bin11011000000011…
…00000111001101
3120210021112020112
431200030013031
5430443321104
634251325405
75420401250
oct1540140715
9523245215
10226542029
1110697141a
1263a50865
1337c1b34c
1422131097
1514d4d86e
hexd80c1cd

226542029 has 4 divisors (see below), whose sum is σ = 258905184. Its totient is φ = 194178876.

The previous prime is 226541993. The next prime is 226542031. The reversal of 226542029 is 920245622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226542029 - 216 = 226476493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226541986 and 226542004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226542089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16181567 + ... + 16181580.

It is an arithmetic number, because the mean of its divisors is an integer number (64726296).

Almost surely, 2226542029 is an apocalyptic number.

It is an amenable number.

226542029 is a deficient number, since it is larger than the sum of its proper divisors (32363155).

226542029 is an equidigital number, since it uses as much as digits as its factorization.

226542029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32363154.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 226542029 is about 15051.3131985219. The cubic root of 226542029 is about 609.6065087451.

The spelling of 226542029 in words is "two hundred twenty-six million, five hundred forty-two thousand, twenty-nine".

Divisors: 1 7 32363147 226542029