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415206229 = 3079134851
BaseRepresentation
bin11000101111111…
…000101101010101
31001221021122212111
4120233320231111
51322243044404
6105111151021
713201123534
oct3057705525
91057248774
10415206229
111a3411649
12b7075471
1368036a79
143d20231b
15266b9104
hex18bf8b55

415206229 has 4 divisors (see below), whose sum is σ = 415344160. Its totient is φ = 415068300.

The previous prime is 415206223. The next prime is 415206263. The reversal of 415206229 is 922602514.

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 415206229 - 29 = 415205717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 415206229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415206223) 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 3 ways as a sum of consecutive naturals, for example, 64347 + ... + 70504.

It is an arithmetic number, because the mean of its divisors is an integer number (103836040).

Almost surely, 2415206229 is an apocalyptic number.

It is an amenable number.

415206229 is a deficient number, since it is larger than the sum of its proper divisors (137931).

415206229 is a wasteful number, since it uses less digits than its factorization.

415206229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137930.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 415206229 is about 20376.6098505124. The cubic root of 415206229 is about 746.0271279131.

The spelling of 415206229 in words is "four hundred fifteen million, two hundred six thousand, two hundred twenty-nine".

Divisors: 1 3079 134851 415206229