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253204848 = 243213413299
BaseRepresentation
bin11110001011110…
…01100101110000
3122122110010202100
433011321211300
51004310023343
641043020400
76163130361
oct1705714560
9578403670
10253204848
1111aa22606
127096a700
13405c5370
14258b1b68
15173689d3
hexf179970

253204848 has 120 divisors (see below), whose sum is σ = 781981200. Its totient is φ = 75985920.

The previous prime is 253204843. The next prime is 253204867. The reversal of 253204848 is 848402352.

253204848 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2532048482 = 128225390101406208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253204843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75103 + ... + 78401.

It is an arithmetic number, because the mean of its divisors is an integer number (6516510).

Almost surely, 2253204848 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 253204848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390990600).

253204848 is an abundant number, since it is smaller than the sum of its proper divisors (528776352).

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

253204848 is a wasteful number, since it uses less digits than its factorization.

253204848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367 (or 3358 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 253204848 is about 15912.4117593783. The cubic root of 253204848 is about 632.6410069578.

The spelling of 253204848 in words is "two hundred fifty-three million, two hundred four thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 41 48 52 72 78 82 104 117 123 144 156 164 208 234 246 312 328 369 468 492 533 624 656 738 936 984 1066 1476 1599 1872 1968 2132 2952 3198 3299 4264 4797 5904 6396 6598 8528 9594 9897 12792 13196 19188 19794 25584 26392 29691 38376 39588 42887 52784 59382 76752 79176 85774 118764 128661 135259 158352 171548 237528 257322 270518 343096 385983 405777 475056 514644 541036 686192 771966 811554 1029288 1082072 1217331 1543932 1623108 1758367 2058576 2164144 2434662 3087864 3246216 3516734 4869324 5275101 6175728 6492432 7033468 9738648 10550202 14066936 15825303 19477296 21100404 28133872 31650606 42200808 63301212 84401616 126602424 253204848