Search a number
-
+
13080667 = 173124821
BaseRepresentation
bin110001111001…
…100001011011
3220121120022011
4301321201123
511322040132
61144210351
7216120025
oct61714133
926546264
1013080667
117424776
1244699b7
13292cb52
141a47015
151235b47
hexc7985b

13080667 has 8 divisors (see below), whose sum is σ = 14297472. Its totient is φ = 11913600.

The previous prime is 13080649. The next prime is 13080671. The reversal of 13080667 is 76608031.

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

It is not a de Polignac number, because 13080667 - 27 = 13080539 is a prime.

It is a super-2 number, since 2×130806672 = 342207698329778, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13080637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11884 + ... + 12937.

It is an arithmetic number, because the mean of its divisors is an integer number (1787184).

Almost surely, 213080667 is an apocalyptic number.

13080667 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13080667 is a deficient number, since it is larger than the sum of its proper divisors (1216805).

13080667 is a wasteful number, since it uses less digits than its factorization.

13080667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24869.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 13080667 is about 3616.7204757902. The cubic root of 13080667 is about 235.6188127235.

Adding to 13080667 its reverse (76608031), we get a palindrome (89688698).

The spelling of 13080667 in words is "thirteen million, eighty thousand, six hundred sixty-seven".

Divisors: 1 17 31 527 24821 421957 769451 13080667