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13995235 = 513720431
BaseRepresentation
bin110101011000…
…110011100011
3222100000212001
4311120303203
512040321420
61215544431
7226646302
oct65306343
928300761
1013995235
117999911
12482b117
132b90207
141c04439
151366b0a
hexd58ce3

13995235 has 8 divisors (see below), whose sum is σ = 16917696. Its totient is φ = 11113920.

The previous prime is 13995193. The next prime is 13995251. The reversal of 13995235 is 53259931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13995235 - 215 = 13962467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13995194 and 13995203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9531 + ... + 10900.

It is an arithmetic number, because the mean of its divisors is an integer number (2114712).

Almost surely, 213995235 is an apocalyptic number.

13995235 is a deficient number, since it is larger than the sum of its proper divisors (2922461).

13995235 is a wasteful number, since it uses less digits than its factorization.

13995235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20573.

The product of its digits is 36450, while the sum is 37.

The square root of 13995235 is about 3741.0205826753. The cubic root of 13995235 is about 240.9868796769.

The spelling of 13995235 in words is "thirteen million, nine hundred ninety-five thousand, two hundred thirty-five".

Divisors: 1 5 137 685 20431 102155 2799047 13995235