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24712085 = 514333449
BaseRepresentation
bin101111001000…
…1001110010101
31201111111121102
41132101032111
522311241320
62241355445
7420022616
oct136211625
951444542
1024712085
1112a49612
128338b85
135173148
1433d3c0d
152282175
hex1791395

24712085 has 8 divisors (see below), whose sum is σ = 29683800. Its totient is φ = 19750144.

The previous prime is 24712081. The next prime is 24712117. The reversal of 24712085 is 58021742.

It can be written as a sum of positive squares in 4 ways, for example, as 515524 + 24196561 = 718^2 + 4919^2 .

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 24712085 - 22 = 24712081 is a prime.

It is a super-2 number, since 2×247120852 = 1221374290094450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24712081) 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, 5441 + ... + 8889.

It is an arithmetic number, because the mean of its divisors is an integer number (3710475).

Almost surely, 224712085 is an apocalyptic number.

It is an amenable number.

24712085 is a deficient number, since it is larger than the sum of its proper divisors (4971715).

24712085 is a wasteful number, since it uses less digits than its factorization.

24712085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4887.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 24712085 is about 4971.1251241545. The cubic root of 24712085 is about 291.2749455200.

The spelling of 24712085 in words is "twenty-four million, seven hundred twelve thousand, eighty-five".

Divisors: 1 5 1433 3449 7165 17245 4942417 24712085