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13608941 = 431911657
BaseRepresentation
bin110011111010…
…011111101101
3221121101221212
4303322133231
511440441231
61203404205
7223450133
oct63723755
927541855
1013608941
117755665
124683665
132a86438
141b43753
1512dc42b
hexcfa7ed

13608941 has 8 divisors (see below), whose sum is σ = 14006784. Its totient is φ = 13214880.

The previous prime is 13608937. The next prime is 13608949. The reversal of 13608941 is 14980631.

13608941 = T774 + T775 + ... + T816.

It is a happy number.

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 13608941 - 22 = 13608937 is a prime.

It is a super-3 number, since 3×136089413 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13608898 and 13608907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13608949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7385 + ... + 9041.

It is an arithmetic number, because the mean of its divisors is an integer number (1750848).

Almost surely, 213608941 is an apocalyptic number.

It is an amenable number.

13608941 is a deficient number, since it is larger than the sum of its proper divisors (397843).

13608941 is a wasteful number, since it uses less digits than its factorization.

13608941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 13608941 is about 3689.0298182585. The cubic root of 13608941 is about 238.7489354228.

It can be divided in two parts, 1360 and 8941, that added together give a palindrome (10301).

The spelling of 13608941 in words is "thirteen million, six hundred eight thousand, nine hundred forty-one".

Divisors: 1 43 191 1657 8213 71251 316487 13608941