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13090867 = 171940529
BaseRepresentation
bin110001111100…
…000000110011
3220122002021221
4301330000303
511322401432
61144325511
7216161536
oct61740063
926562257
1013090867
1174313a9
124473897
13293469a
141a4aa1d
151238b97
hexc7c033

13090867 has 8 divisors (see below), whose sum is σ = 14590800. Its totient is φ = 11672064.

The previous prime is 13090793. The next prime is 13090873. The reversal of 13090867 is 76809031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13090867 - 211 = 13088819 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (13090067) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19942 + ... + 20587.

It is an arithmetic number, because the mean of its divisors is an integer number (1823850).

Almost surely, 213090867 is an apocalyptic number.

13090867 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13090867 is a deficient number, since it is larger than the sum of its proper divisors (1499933).

13090867 is a wasteful number, since it uses less digits than its factorization.

13090867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40565.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 13090867 is about 3618.1303182721. The cubic root of 13090867 is about 235.6800401690.

Adding to 13090867 its reverse (76809031), we get a palindrome (89899898).

The spelling of 13090867 in words is "thirteen million, ninety thousand, eight hundred sixty-seven".

Divisors: 1 17 19 323 40529 688993 770051 13090867