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253263800 = 23523140849
BaseRepresentation
bin11110001100001…
…11111110111000
3122122120010121202
433012013332320
51004313420200
641044153332
76163464266
oct1706077670
9578503552
10253263800
1111aa62929
1270998848
134061614a
14258c9436
151737b1d5
hexf187fb8

253263800 has 48 divisors (see below), whose sum is σ = 607848000. Its totient is φ = 98035200.

The previous prime is 253263763. The next prime is 253263811. The reversal of 253263800 is 8362352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14225 + ... + 26624.

It is an arithmetic number, because the mean of its divisors is an integer number (12663500).

Almost surely, 2253263800 is an apocalyptic number.

253263800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253263800 is an abundant number, since it is smaller than the sum of its proper divisors (354584200).

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

253263800 is a wasteful number, since it uses less digits than its factorization.

253263800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40896 (or 40887 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 253263800 is about 15914.2640420473. The cubic root of 253263800 is about 632.6901010133.

The spelling of 253263800 in words is "two hundred fifty-three million, two hundred sixty-three thousand, eight hundred".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 155 200 248 310 620 775 1240 1550 3100 6200 40849 81698 163396 204245 326792 408490 816980 1021225 1266319 1633960 2042450 2532638 4084900 5065276 6331595 8169800 10130552 12663190 25326380 31657975 50652760 63315950 126631900 253263800