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368248229 = 2237164617
BaseRepresentation
bin10101111100110…
…000010110100101
3221122220221121022
4111330300112211
51223232420404
6100312500525
712061025666
oct2574602645
9848827538
10368248229
11179959388
12a33aa745
135b3a517b
1436c9b36d
15224e08be
hex15f305a5

368248229 has 4 divisors (see below), whose sum is σ = 368415084. Its totient is φ = 368081376.

The previous prime is 368248217. The next prime is 368248247. The reversal of 368248229 is 922842863.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 263185729 + 105062500 = 16223^2 + 10250^2 .

It is a cyclic number.

It is not a de Polignac number, because 368248229 - 224 = 351471013 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 368248229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368241229) 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, 80072 + ... + 84545.

It is an arithmetic number, because the mean of its divisors is an integer number (92103771).

Almost surely, 2368248229 is an apocalyptic number.

It is an amenable number.

368248229 is a deficient number, since it is larger than the sum of its proper divisors (166855).

368248229 is a wasteful number, since it uses less digits than its factorization.

368248229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166854.

The product of its digits is 331776, while the sum is 44.

The square root of 368248229 is about 19189.7949181329. The cubic root of 368248229 is about 716.7706641459.

The spelling of 368248229 in words is "three hundred sixty-eight million, two hundred forty-eight thousand, two hundred twenty-nine".

Divisors: 1 2237 164617 368248229