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200131304 = 2359424007
BaseRepresentation
bin10111110110111…
…00001011101000
3111221120201112112
423323130023220
5402213200204
631505301452
74650042122
oct1373341350
9457521475
10200131304
11a2a7267a
1257034888
1332601cb9
141c818212
151288326e
hexbedc2e8

200131304 has 16 divisors (see below), whose sum is σ = 381607200. Its totient is φ = 98369392.

The previous prime is 200131289. The next prime is 200131387. The reversal of 200131304 is 403131002.

It is a super-3 number, since 3×2001313043 (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211532 + ... + 212475.

It is an arithmetic number, because the mean of its divisors is an integer number (23850450).

Almost surely, 2200131304 is an apocalyptic number.

It is an amenable number.

200131304 is a deficient number, since it is larger than the sum of its proper divisors (181475896).

200131304 is a wasteful number, since it uses less digits than its factorization.

200131304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424072 (or 424068 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 200131304 is about 14146.7771594805. Note that the first 3 decimals coincide. The cubic root of 200131304 is about 584.9314980544.

Adding to 200131304 its reverse (403131002), we get a palindrome (603262306).

The spelling of 200131304 in words is "two hundred million, one hundred thirty-one thousand, three hundred four".

Divisors: 1 2 4 8 59 118 236 472 424007 848014 1696028 3392056 25016413 50032826 100065652 200131304