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13389093 = 322515927
BaseRepresentation
bin110011000100…
…110100100101
3221012020101100
4303010310211
511411422333
61154550313
7221543154
oct63046445
927166340
1013389093
117615473
124598399
132a0a353
141ac759b
151297213
hexcc4d25

13389093 has 12 divisors (see below), whose sum is σ = 19420128. Its totient is φ = 8889000.

The previous prime is 13389049. The next prime is 13389107. The reversal of 13389093 is 39098331.

It is not a de Polignac number, because 13389093 - 29 = 13388581 is a prime.

It is a super-2 number, since 2×133890932 = 358535622725298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13389043) 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 11 ways as a sum of consecutive naturals, for example, 705 + ... + 5222.

It is an arithmetic number, because the mean of its divisors is an integer number (1618344).

Almost surely, 213389093 is an apocalyptic number.

It is an amenable number.

13389093 is a deficient number, since it is larger than the sum of its proper divisors (6031035).

13389093 is a wasteful number, since it uses less digits than its factorization.

13389093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6184 (or 6181 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 13389093 is about 3659.1109575961. The cubic root of 13389093 is about 237.4563125553.

The spelling of 13389093 in words is "thirteen million, three hundred eighty-nine thousand, ninety-three".

Divisors: 1 3 9 251 753 2259 5927 17781 53343 1487677 4463031 13389093