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10012161293125 = 5416019458069
BaseRepresentation
bin1001000110110010001101…
…0100010011101101000101
31022110011010201211221202021
42101230203110103231011
52303014401242340000
633143305015443141
72052232455544345
oct221544324235505
938404121757667
1010012161293125
1132101520405a2
1211585106864b1
135781b1844264
1426883c334d25
1512568c92411a
hex91b23513b45

10012161293125 has 10 divisors (see below), whose sum is σ = 12511196752670. Its totient is φ = 8009729034000.

The previous prime is 10012161293077. The next prime is 10012161293131. The reversal of 10012161293125 is 52139216121001.

It can be written as a sum of positive squares in 5 ways, for example, as 1045927562436 + 8966233730689 = 1022706^2 + 2994367^2 .

It is not a de Polignac number, because 10012161293125 - 223 = 10012152904517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8009728410 + ... + 8009729659.

It is an arithmetic number, because the mean of its divisors is an integer number (1251119675267).

Almost surely, 210012161293125 is an apocalyptic number.

It is an amenable number.

10012161293125 is a deficient number, since it is larger than the sum of its proper divisors (2499035459545).

10012161293125 is an frugal number, since it uses more digits than its factorization.

10012161293125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16019458089 (or 16019458074 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The spelling of 10012161293125 in words is "ten trillion, twelve billion, one hundred sixty-one million, two hundred ninety-three thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 16019458069 80097290345 400486451725 2002432258625 10012161293125