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24270485 = 510944533
BaseRepresentation
bin101110010010…
…1011010010101
31200200001211212
41130211122111
522203123420
62224111205
7413203301
oct134453225
950601755
1024270485
1112777858
128165505
13504a145
14331ad01
1521e63c5
hex1725695

24270485 has 8 divisors (see below), whose sum is σ = 29392440. Its totient is φ = 19237824.

The previous prime is 24270481. The next prime is 24270487. The reversal of 24270485 is 58407242.

It can be written as a sum of positive squares in 4 ways, for example, as 4831204 + 19439281 = 2198^2 + 4409^2 .

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 24270485 - 22 = 24270481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24270481) 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 7 ways as a sum of consecutive naturals, for example, 21722 + ... + 22811.

It is an arithmetic number, because the mean of its divisors is an integer number (3674055).

Almost surely, 224270485 is an apocalyptic number.

It is an amenable number.

24270485 is a deficient number, since it is larger than the sum of its proper divisors (5121955).

24270485 is a wasteful number, since it uses less digits than its factorization.

24270485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44647.

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 24270485 is about 4926.5083984502. The cubic root of 24270485 is about 289.5294986561.

The spelling of 24270485 in words is "twenty-four million, two hundred seventy thousand, four hundred eighty-five".

Divisors: 1 5 109 545 44533 222665 4854097 24270485