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13366241 = 71909463
BaseRepresentation
bin110010111111…
…001111100001
3221011002000222
4302333033201
511410204431
61154252425
7221416430
oct62771741
927132028
1013366241
1175aa289
124587115
1329ccb25
141abd117
15129057b
hexcbf3e1

13366241 has 4 divisors (see below), whose sum is σ = 15275712. Its totient is φ = 11456772.

The previous prime is 13366201. The next prime is 13366271. The reversal of 13366241 is 14266331.

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: 14266331 = 27751503.

It is a cyclic number.

It is not a de Polignac number, because 13366241 - 214 = 13349857 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 13366241.

It is not an unprimeable number, because it can be changed into a prime (13366201) 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, 954725 + ... + 954738.

It is an arithmetic number, because the mean of its divisors is an integer number (3818928).

Almost surely, 213366241 is an apocalyptic number.

It is an amenable number.

13366241 is a deficient number, since it is larger than the sum of its proper divisors (1909471).

13366241 is an equidigital number, since it uses as much as digits as its factorization.

13366241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909470.

The product of its digits is 2592, while the sum is 26.

The square root of 13366241 is about 3655.9870076356. The cubic root of 13366241 is about 237.3211417923.

The spelling of 13366241 in words is "thirteen million, three hundred sixty-six thousand, two hundred forty-one".

Divisors: 1 7 1909463 13366241