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13861433 = 233119441
BaseRepresentation
bin110100111000…
…001000111001
3222002020022102
4310320020321
512022031213
61213033145
7225551225
oct64701071
928066272
1013861433
117908333
1247857b5
132b44341
141bab785
15133c158
hexd38239

13861433 has 8 divisors (see below), whose sum is σ = 14931456. Its totient is φ = 12830400.

The previous prime is 13861417. The next prime is 13861439. The reversal of 13861433 is 33416831.

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 13861433 - 24 = 13861417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13861396 and 13861405.

It is not an unprimeable number, because it can be changed into a prime (13861439) 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, 9008 + ... + 10433.

It is an arithmetic number, because the mean of its divisors is an integer number (1866432).

Almost surely, 213861433 is an apocalyptic number.

It is an amenable number.

13861433 is a deficient number, since it is larger than the sum of its proper divisors (1070023).

13861433 is a wasteful number, since it uses less digits than its factorization.

13861433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19495.

The product of its digits is 5184, while the sum is 29.

The square root of 13861433 is about 3723.0945462075. The cubic root of 13861433 is about 240.2164309223.

The spelling of 13861433 in words is "thirteen million, eight hundred sixty-one thousand, four hundred thirty-three".

Divisors: 1 23 31 713 19441 447143 602671 13861433