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13485711 = 34495237
BaseRepresentation
bin110011011100…
…011010001111
3221101010220210
4303130122033
511423020321
61201013503
7222424641
oct63343217
927333823
1013485711
117681018
124624293
132a42315
141b10891
1512b5b76
hexcdc68f

13485711 has 4 divisors (see below), whose sum is σ = 17980952. Its totient is φ = 8990472.

The previous prime is 13485701. The next prime is 13485721. The reversal of 13485711 is 11758431.

13485711 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13485701) and next prime (13485721).

It is not a de Polignac number, because 13485711 - 219 = 12961423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13485701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2247616 + ... + 2247621.

It is an arithmetic number, because the mean of its divisors is an integer number (4495238).

Almost surely, 213485711 is an apocalyptic number.

13485711 is a deficient number, since it is larger than the sum of its proper divisors (4495241).

13485711 is an equidigital number, since it uses as much as digits as its factorization.

13485711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4495240.

The product of its digits is 3360, while the sum is 30.

The square root of 13485711 is about 3672.2896127620. The cubic root of 13485711 is about 238.0261193470.

It can be divided in two parts, 13485 and 711, that added together give a triangular number (14196 = T168).

The spelling of 13485711 in words is "thirteen million, four hundred eighty-five thousand, seven hundred eleven".

Divisors: 1 3 4495237 13485711