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12379233925 = 521074627751
BaseRepresentation
bin10111000011101110…
…00001111010000101
31011221201201020111101
423201313001322011
5200323040441200
65404213540101
7615524516002
oct134167017205
934851636441
1012379233925
115282833743
122495944631
1312238b50b6
148561388a9
154c6bd126a
hex2e1dc1e85

12379233925 has 12 divisors (see below), whose sum is σ = 15493713696. Its totient is φ = 9810830000.

The previous prime is 12379233901. The next prime is 12379233929. The reversal of 12379233925 is 52933297321.

12379233925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12379233925 - 29 = 12379233413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12379233929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2311201 + ... + 2316550.

It is an arithmetic number, because the mean of its divisors is an integer number (1291142808).

Almost surely, 212379233925 is an apocalyptic number.

It is an amenable number.

12379233925 is a deficient number, since it is larger than the sum of its proper divisors (3114479771).

12379233925 is a wasteful number, since it uses less digits than its factorization.

12379233925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4627868 (or 4627863 counting only the distinct ones).

The product of its digits is 612360, while the sum is 46.

The spelling of 12379233925 in words is "twelve billion, three hundred seventy-nine million, two hundred thirty-three thousand, nine hundred twenty-five".

Divisors: 1 5 25 107 535 2675 4627751 23138755 115693775 495169357 2475846785 12379233925