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368271361 = 1399263239
BaseRepresentation
bin10101111100110…
…110000000000001
3221122222010100001
4111330312000001
51223234140421
6100313200001
712061153303
oct2574660001
9848863301
10368271361
111799747a7
12a3400001
135b3b2863
1436ca5973
15224e7691
hex15f36001

368271361 has 4 divisors (see below), whose sum is σ = 368536000. Its totient is φ = 368006724.

The previous prime is 368271359. The next prime is 368271373. The reversal of 368271361 is 163172863.

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, and also an emirpimes, since its reverse is a distinct semiprime: 163172863 = 723310409.

It is a cyclic number.

It is not a de Polignac number, because 368271361 - 21 = 368271359 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 368271361.

It is not an unprimeable number, because it can be changed into a prime (368271311) 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, 130221 + ... + 133018.

It is an arithmetic number, because the mean of its divisors is an integer number (92134000).

Almost surely, 2368271361 is an apocalyptic number.

It is an amenable number.

368271361 is a deficient number, since it is larger than the sum of its proper divisors (264639).

368271361 is a wasteful number, since it uses less digits than its factorization.

368271361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264638.

The product of its digits is 36288, while the sum is 37.

The square root of 368271361 is about 19190.3976248539. The cubic root of 368271361 is about 716.7856721311.

The spelling of 368271361 in words is "three hundred sixty-eight million, two hundred seventy-one thousand, three hundred sixty-one".

Divisors: 1 1399 263239 368271361