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13124485 = 511238627
BaseRepresentation
bin110010000100…
…001110000101
3220200210102001
4302010032011
511324440420
61145145301
7216361543
oct62041605
926623361
1013124485
117454690
12448b231
132946a8a
141a58d93
151243b0a
hexc84385

13124485 has 8 divisors (see below), whose sum is σ = 17181216. Its totient is φ = 9545040.

The previous prime is 13124483. The next prime is 13124509. The reversal of 13124485 is 58442131.

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

It is not a de Polignac number, because 13124485 - 21 = 13124483 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 (13124483) 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, 119259 + ... + 119368.

It is an arithmetic number, because the mean of its divisors is an integer number (2147652).

Almost surely, 213124485 is an apocalyptic number.

It is an amenable number.

13124485 is a deficient number, since it is larger than the sum of its proper divisors (4056731).

13124485 is a wasteful number, since it uses less digits than its factorization.

13124485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238643.

The product of its digits is 3840, while the sum is 28.

The square root of 13124485 is about 3622.7731090975. The cubic root of 13124485 is about 235.8816137534.

The spelling of 13124485 in words is "thirteen million, one hundred twenty-four thousand, four hundred eighty-five".

Divisors: 1 5 11 55 238627 1193135 2624897 13124485