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13120141 = 176711519
BaseRepresentation
bin110010000011…
…001010001101
3220200120110011
4302003022031
511324321031
61145113221
7216343066
oct62031215
926616404
1013120141
1174513a1
124488811
132944ac8
141a5756d
1512426b1
hexc8328d

13120141 has 8 divisors (see below), whose sum is σ = 14100480. Its totient is φ = 12163008.

The previous prime is 13120139. The next prime is 13120153. The reversal of 13120141 is 14102131.

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 13120141 - 21 = 13120139 is a prime.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13120111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4621 + ... + 6898.

It is an arithmetic number, because the mean of its divisors is an integer number (1762560).

Almost surely, 213120141 is an apocalyptic number.

It is an amenable number.

13120141 is a deficient number, since it is larger than the sum of its proper divisors (980339).

13120141 is a wasteful number, since it uses less digits than its factorization.

13120141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11603.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 13120141 is about 3622.1735187591. The cubic root of 13120141 is about 235.8555865023.

Adding to 13120141 its reverse (14102131), we get a palindrome (27222272).

The spelling of 13120141 in words is "thirteen million, one hundred twenty thousand, one hundred forty-one".

Divisors: 1 17 67 1139 11519 195823 771773 13120141