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13487301 = 326722367
BaseRepresentation
bin110011011100…
…110011000101
3221101020002200
4303130303011
511423043201
61201025113
7222432402
oct63346305
927336080
1013487301
117682233
124625199
132a42c69
141b112a9
1512b6386
hexcdccc5

13487301 has 12 divisors (see below), whose sum is σ = 19773312. Its totient is φ = 8856936.

The previous prime is 13487297. The next prime is 13487323. The reversal of 13487301 is 10378431.

It is not a de Polignac number, because 13487301 - 22 = 13487297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13487381) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 10581 + ... + 11786.

It is an arithmetic number, because the mean of its divisors is an integer number (1647776).

Almost surely, 213487301 is an apocalyptic number.

It is an amenable number.

13487301 is a deficient number, since it is larger than the sum of its proper divisors (6286011).

13487301 is a wasteful number, since it uses less digits than its factorization.

13487301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22440 (or 22437 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 13487301 is about 3672.5060925749. The cubic root of 13487301 is about 238.0354736099.

It can be divided in two parts, 1348 and 7301, that added together give a square (8649 = 932).

The spelling of 13487301 in words is "thirteen million, four hundred eighty-seven thousand, three hundred one".

Divisors: 1 3 9 67 201 603 22367 67101 201303 1498589 4495767 13487301