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13985273 = 194715661
BaseRepresentation
bin110101010110…
…010111111001
3222022112012002
4311112113321
512040012043
61215430345
7226605251
oct65262771
928275162
1013985273
117992385
1248253b5
132b88813
141c00961
151363bb8
hexd565f9

13985273 has 8 divisors (see below), whose sum is σ = 15035520. Its totient is φ = 12966480.

The previous prime is 13985263. The next prime is 13985281. The reversal of 13985273 is 37258931.

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 13985273 - 28 = 13985017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13985233) 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, 6938 + ... + 8723.

It is an arithmetic number, because the mean of its divisors is an integer number (1879440).

Almost surely, 213985273 is an apocalyptic number.

It is an amenable number.

13985273 is a deficient number, since it is larger than the sum of its proper divisors (1050247).

13985273 is a wasteful number, since it uses less digits than its factorization.

13985273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15727.

The product of its digits is 45360, while the sum is 38.

The square root of 13985273 is about 3739.6888908036. The cubic root of 13985273 is about 240.9296868504.

The spelling of 13985273 in words is "thirteen million, nine hundred eighty-five thousand, two hundred seventy-three".

Divisors: 1 19 47 893 15661 297559 736067 13985273