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368397901 = 827445463
BaseRepresentation
bin10101111101010…
…100111001001101
3221200012112220201
4111331110321031
51223302213101
6100320013501
712062221234
oct2575247115
9850175821
10368397901
11179a50883
12a3461291
135b428331
1436cd9b1b
152251ee01
hex15f54e4d

368397901 has 4 divisors (see below), whose sum is σ = 368844192. Its totient is φ = 367951612.

The previous prime is 368397857. The next prime is 368397941. The reversal of 368397901 is 109793863.

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 368397901 - 227 = 234180173 is a prime.

It is a super-2 number, since 2×3683979012 = 271434026922411602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368397941) 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, 221905 + ... + 223558.

It is an arithmetic number, because the mean of its divisors is an integer number (92211048).

Almost surely, 2368397901 is an apocalyptic number.

It is an amenable number.

368397901 is a deficient number, since it is larger than the sum of its proper divisors (446291).

368397901 is an equidigital number, since it uses as much as digits as its factorization.

368397901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446290.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 368397901 is about 19193.6943030778. The cubic root of 368397901 is about 716.8677598540.

The spelling of 368397901 in words is "three hundred sixty-eight million, three hundred ninety-seven thousand, nine hundred one".

Divisors: 1 827 445463 368397901