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13935141 = 3211140759
BaseRepresentation
bin110101001010…
…001000100101
3222012222102100
4311022020211
512031411031
61214402313
7226306143
oct65121045
928188370
1013935141
117958750
124800399
132b6ba5c
141bca593
151353de6
hexd4a225

13935141 has 12 divisors (see below), whose sum is σ = 21958560. Its totient is φ = 8445480.

The previous prime is 13935137. The next prime is 13935143. The reversal of 13935141 is 14153931.

It is not a de Polignac number, because 13935141 - 22 = 13935137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13935143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70281 + ... + 70478.

It is an arithmetic number, because the mean of its divisors is an integer number (1829880).

Almost surely, 213935141 is an apocalyptic number.

13935141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13935141 is a deficient number, since it is larger than the sum of its proper divisors (8023419).

13935141 is a wasteful number, since it uses less digits than its factorization.

13935141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140776 (or 140773 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 13935141 is about 3732.9801767489. The cubic root of 13935141 is about 240.6414610879.

The spelling of 13935141 in words is "thirteen million, nine hundred thirty-five thousand, one hundred forty-one".

Divisors: 1 3 9 11 33 99 140759 422277 1266831 1548349 4645047 13935141