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52115472248800 = 255265144340311
BaseRepresentation
bin10111101100110000101000…
…01101011110111111100000
320211112012010212102010121111
423312120110031132333200
523312324441343430200
6302501303433233104
713656134662016602
oct1366302415367740
9224465125363544
1052115472248800
1115673058489554
125a183b2262794
1323106110cc68c
14cc258bd4d172
1560599a3720ba
hex2f661435efe0

52115472248800 has 36 divisors (see below), whose sum is σ = 127226896629336. Its totient is φ = 20846188899200.

The previous prime is 52115472248789. The next prime is 52115472248809. The reversal of 52115472248800 is 884227451125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52115472248809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32572169356 + ... + 32572170955.

It is an arithmetic number, because the mean of its divisors is an integer number (3534080461926).

Almost surely, 252115472248800 is an apocalyptic number.

52115472248800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52115472248800 is an abundant number, since it is smaller than the sum of its proper divisors (75111424380536).

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

52115472248800 is a wasteful number, since it uses less digits than its factorization.

52115472248800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65144340331 (or 65144340318 counting only the distinct ones).

The product of its (nonzero) digits is 1433600, while the sum is 49.

Adding to 52115472248800 its reverse (884227451125), we get a palindrome (52999699699925).

The spelling of 52115472248800 in words is "fifty-two trillion, one hundred fifteen billion, four hundred seventy-two million, two hundred forty-eight thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 65144340311 130288680622 260577361244 325721701555 521154722488 651443403110 1042309444976 1302886806220 1628608507775 2084618889952 2605773612440 3257217015550 5211547224880 6514434031100 10423094449760 13028868062200 26057736124400 52115472248800