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12872059200 = 263252711131947
BaseRepresentation
bin10111111110011110…
…00000100101000000
31020020002001100200100
423333033000211000
5202330221343300
65525140522400
7633660461250
oct137717004500
936202040610
1012872059200
115505a3a660
1225b29b0400
1312a1a275a0
148a1783960
155050cd700
hex2ff3c0940

12872059200 has 2016 divisors, whose sum is σ = 66035773440. Its totient is φ = 2289254400.

The previous prime is 12872059199. The next prime is 12872059217. The reversal of 12872059200 is 295027821.

It is a tau number, because it is divible by the number of its divisors (2016).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 273873577 + ... + 273873623.

It is an arithmetic number, because the mean of its divisors is an integer number (32755840).

Almost surely, 212872059200 is an apocalyptic number.

12872059200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12872059200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33017886720).

12872059200 is an abundant number, since it is smaller than the sum of its proper divisors (53163714240).

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

12872059200 is a wasteful number, since it uses less digits than its factorization.

12872059200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

It can be divided in two parts, 1287 and 2059200, that multiplied together give a square (2650190400 = 514802).

The spelling of 12872059200 in words is "twelve billion, eight hundred seventy-two million, fifty-nine thousand, two hundred".