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13389301 = 37361873
BaseRepresentation
bin110011000100…
…110111110101
3221012020200001
4303010313311
511411424201
61154551301
7221543602
oct63046765
927166601
1013389301
117615642
124598531
132a0a483
141ac76a9
151297301
hexcc4df5

13389301 has 4 divisors (see below), whose sum is σ = 13751212. Its totient is φ = 13027392.

The previous prime is 13389293. The next prime is 13389307. The reversal of 13389301 is 10398331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10398331 = 40125931.

It can be written as a sum of positive squares in 2 ways, for example, as 11566801 + 1822500 = 3401^2 + 1350^2 .

It is a cyclic number.

It is not a de Polignac number, because 13389301 - 23 = 13389293 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13389301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13389307) 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, 180900 + ... + 180973.

It is an arithmetic number, because the mean of its divisors is an integer number (3437803).

Almost surely, 213389301 is an apocalyptic number.

It is an amenable number.

13389301 is a deficient number, since it is larger than the sum of its proper divisors (361911).

13389301 is an equidigital number, since it uses as much as digits as its factorization.

13389301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361910.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 13389301 is about 3659.1393796903. The cubic root of 13389301 is about 237.4575421794.

The spelling of 13389301 in words is "thirteen million, three hundred eighty-nine thousand, three hundred one".

Divisors: 1 37 361873 13389301