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53292850 = 25213163503
BaseRepresentation
bin1100101101001…
…0111100110010
310201021120001021
43023102330302
5102120332400
65142130054
71214660512
oct313227462
9121246037
1053292850
112809a786
1215a2092a
13b06c140
147113842
154a2a71a
hex32d2f32

53292850 has 48 divisors (see below), whose sum is σ = 107618112. Its totient is φ = 19517760.

The previous prime is 53292821. The next prime is 53292901. The reversal of 53292850 is 5829235.

It is a super-2 number, since 2×532928502 = 5680255722245000, which contains 22 as substring.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105699 + ... + 106201.

It is an arithmetic number, because the mean of its divisors is an integer number (2242044).

Almost surely, 253292850 is an apocalyptic number.

53292850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53292850 is an abundant number, since it is smaller than the sum of its proper divisors (54325262).

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

53292850 is a wasteful number, since it uses less digits than its factorization.

53292850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 53292850 is about 7300.1952028696. The cubic root of 53292850 is about 376.3191467563.

The spelling of 53292850 in words is "fifty-three million, two hundred ninety-two thousand, eight hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 163 325 326 503 650 815 1006 1630 2119 2515 4075 4238 5030 6539 8150 10595 12575 13078 21190 25150 32695 52975 65390 81989 105950 163475 163978 326950 409945 819890 1065857 2049725 2131714 4099450 5329285 10658570 26646425 53292850