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52078162900 = 22523111674539
BaseRepresentation
bin110000100000000110…
…011011001111010100
311222102102020210012011
4300200012123033110
51323124002203100
635531355434004
73522355036501
oct604006331724
9158372223164
1052078162900
11200a4846655
12a114a55904
134bac48320a
1427407344a8
15154c046bba
hexc2019b3d4

52078162900 has 36 divisors (see below), whose sum is σ = 113373056160. Its totient is φ = 20764271200.

The previous prime is 52078162883. The next prime is 52078162901. The reversal of 52078162900 is 926187025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52078162901) 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, 806170 + ... + 868369.

It is an arithmetic number, because the mean of its divisors is an integer number (3149251560).

Almost surely, 252078162900 is an apocalyptic number.

52078162900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52078162900 is an abundant number, since it is smaller than the sum of its proper divisors (61294893260).

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

52078162900 is a wasteful number, since it uses less digits than its factorization.

52078162900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674864 (or 1674857 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 52078162900 in words is "fifty-two billion, seventy-eight million, one hundred sixty-two thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 311 622 1244 1555 3110 6220 7775 15550 31100 1674539 3349078 6698156 8372695 16745390 33490780 41863475 83726950 167453900 520781629 1041563258 2083126516 2603908145 5207816290 10415632580 13019540725 26039081450 52078162900