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24852972 = 22323531699
BaseRepresentation
bin101111011001…
…1100111101100
31201202122212110
41132303213230
522330243342
62244404020
7421150434
oct136634754
951678773
1024852972
1113035451
1283a6610
1351c2301
14342d2c4
1522adc9c
hex17b39ec

24852972 has 48 divisors (see below), whose sum is σ = 61689600. Its totient is φ = 7770048.

The previous prime is 24852941. The next prime is 24852977. The reversal of 24852972 is 27925842.

It is a self number, because there is not a number n which added to its sum of digits gives 24852972.

It is not an unprimeable number, because it can be changed into a prime (24852977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13779 + ... + 15477.

It is an arithmetic number, because the mean of its divisors is an integer number (1285200).

Almost surely, 224852972 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24852972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30844800).

24852972 is an abundant number, since it is smaller than the sum of its proper divisors (36836628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24852972 is a wasteful number, since it uses less digits than its factorization.

24852972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782 (or 1780 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 24852972 is about 4985.2755189658. The cubic root of 24852972 is about 291.8274297767.

The spelling of 24852972 in words is "twenty-four million, eight hundred fifty-two thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 23 46 53 69 92 106 138 159 212 276 318 636 1219 1699 2438 3398 3657 4876 5097 6796 7314 10194 14628 20388 39077 78154 90047 117231 156308 180094 234462 270141 360188 468924 540282 1080564 2071081 4142162 6213243 8284324 12426486 24852972