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13072411 = 115212281
BaseRepresentation
bin110001110111…
…100000011011
3220121010222101
4301313200123
511321304121
61144104231
7216053662
oct61674033
926533871
1013072411
117419550
124465077
132929171
141a43dd9
151233491
hexc7781b

13072411 has 8 divisors (see below), whose sum is σ = 14294448. Its totient is φ = 11856000.

The previous prime is 13072391. The next prime is 13072429. The reversal of 13072411 is 11427031.

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

It is a cyclic number.

It is not a de Polignac number, because 13072411 - 29 = 13071899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13070411) 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, 4591 + ... + 6871.

It is an arithmetic number, because the mean of its divisors is an integer number (1786806).

Almost surely, 213072411 is an apocalyptic number.

13072411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13072411 is a deficient number, since it is larger than the sum of its proper divisors (1222037).

13072411 is a wasteful number, since it uses less digits than its factorization.

13072411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 13072411 is about 3615.5789301300. The cubic root of 13072411 is about 235.5692311968.

Adding to 13072411 its reverse (11427031), we get a palindrome (24499442).

The spelling of 13072411 in words is "thirteen million, seventy-two thousand, four hundred eleven".

Divisors: 1 11 521 2281 5731 25091 1188401 13072411