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272143202 = 2918114821
BaseRepresentation
bin10000001110001…
…001001101100010
3200222002022021212
4100032021031202
51024132040302
643000550122
76513115262
oct2016111542
9628068255
10272143202
1112a688241
1277182342
13444c64a6
14282017a2
1518d5a052
hex10389362

272143202 has 8 divisors (see below), whose sum is σ = 408286812. Its totient is φ = 136047600.

The previous prime is 272143147. The next prime is 272143237. The reversal of 272143202 is 202341272.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 271623361 + 519841 = 16481^2 + 721^2 .

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10952 + ... + 25772.

Almost surely, 2272143202 is an apocalyptic number.

272143202 is a deficient number, since it is larger than the sum of its proper divisors (136143610).

272143202 is a wasteful number, since it uses less digits than its factorization.

272143202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24004.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 272143202 is about 16496.7633795239. The cubic root of 272143202 is about 648.0360459169.

Adding to 272143202 its reverse (202341272), we get a palindrome (474484474).

The spelling of 272143202 in words is "two hundred seventy-two million, one hundred forty-three thousand, two hundred two".

Divisors: 1 2 9181 14821 18362 29642 136071601 272143202