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52104423200 = 255265130529
BaseRepresentation
bin110000100001101010…
…100110011100100000
311222111020122221112212
4300201222212130200
51323202213020300
635534134341252
73523124201234
oct604152463440
9158436587485
1052104423200
1120108652385
12a1217ba828
134bb4a48c5b
14274400c5c4
15154e4d2935
hexc21aa6720

52104423200 has 36 divisors (see below), whose sum is σ = 127199925090. Its totient is φ = 20841768960.

The previous prime is 52104423193. The next prime is 52104423233. The reversal of 52104423200 is 232440125.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 19051728784 + 33052694416 = 138028^2 + 181804^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32564465 + ... + 32566064.

Almost surely, 252104423200 is an apocalyptic number.

52104423200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52104423200 is an abundant number, since it is smaller than the sum of its proper divisors (75095501890).

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

52104423200 is a wasteful number, since it uses less digits than its factorization.

52104423200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65130549 (or 65130536 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 52104423200 its reverse (232440125), we get a palindrome (52336863325).

The spelling of 52104423200 in words is "fifty-two billion, one hundred four million, four hundred twenty-three thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 65130529 130261058 260522116 325652645 521044232 651305290 1042088464 1302610580 1628263225 2084176928 2605221160 3256526450 5210442320 6513052900 10420884640 13026105800 26052211600 52104423200