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52308200 = 2352737363
BaseRepresentation
bin1100011110001…
…0100011101000
310122102112100202
43013202203220
5101342330300
65105051332
71203420020
oct307424350
9118375322
1052308200
1127587a1a
1215626b48
13aab5bc9
146d38a80
1548d3ad5
hex31e28e8

52308200 has 48 divisors (see below), whose sum is σ = 138994080. Its totient is φ = 17933760.

The previous prime is 52308163. The next prime is 52308209. The reversal of 52308200 is 280325.

It is a super-2 number, since 2×523082002 = 5472295574480000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (52308209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17282 + ... + 20081.

It is an arithmetic number, because the mean of its divisors is an integer number (2895710).

Almost surely, 252308200 is an apocalyptic number.

52308200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52308200 is an abundant number, since it is smaller than the sum of its proper divisors (86685880).

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

52308200 is a wasteful number, since it uses less digits than its factorization.

52308200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37386 (or 37377 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 52308200 is about 7232.4408051501. The cubic root of 52308200 is about 373.9870738190.

Adding to 52308200 its reverse (280325), we get a palindrome (52588525).

The spelling of 52308200 in words is "fifty-two million, three hundred eight thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 140 175 200 280 350 700 1400 37363 74726 149452 186815 261541 298904 373630 523082 747260 934075 1046164 1307705 1494520 1868150 2092328 2615410 3736300 5230820 6538525 7472600 10461640 13077050 26154100 52308200