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229715042 = 2734915629
BaseRepresentation
bin11011011000100…
…10110001100010
3121000020201210112
431230102301202
5432301340132
634443331322
75456355104
oct1554226142
9530221715
10229715042
11108739347
1264b20b42
133878c67b
1422719574
1515278ab2
hexdb12c62

229715042 has 8 divisors (see below), whose sum is σ = 344641500. Its totient is φ = 114834544.

The previous prime is 229715023. The next prime is 229715077. The reversal of 229715042 is 240517922.

It can be written as a sum of positive squares in 2 ways, for example, as 181953121 + 47761921 = 13489^2 + 6911^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6884 + ... + 22512.

Almost surely, 2229715042 is an apocalyptic number.

229715042 is a deficient number, since it is larger than the sum of its proper divisors (114926458).

229715042 is a wasteful number, since it uses less digits than its factorization.

229715042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22980.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 229715042 is about 15156.3531893394. The cubic root of 229715042 is about 612.4394315784.

The spelling of 229715042 in words is "two hundred twenty-nine million, seven hundred fifteen thousand, forty-two".

Divisors: 1 2 7349 14698 15629 31258 114857521 229715042