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52055002187 = 371453968267
BaseRepresentation
bin110000011110101110…
…000100110001001011
311222100210200002122222
4300132232010301023
51323102040032222
635525211204255
73521654134526
oct603656046113
9158323602588
1052055002187
1120092767671
12a10914668b
134ba7734256
14273b625bbd
151549ebe542
hexc1eb84c4b

52055002187 has 8 divisors (see below), whose sum is σ = 53498743536. Its totient is φ = 50613200352.

The previous prime is 52055002123. The next prime is 52055002217. The reversal of 52055002187 is 78120055025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52055002187 - 26 = 52055002123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52055002387) 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 7 ways as a sum of consecutive naturals, for example, 430373 + ... + 537894.

It is an arithmetic number, because the mean of its divisors is an integer number (6687342942).

Almost surely, 252055002187 is an apocalyptic number.

52055002187 is a deficient number, since it is larger than the sum of its proper divisors (1443741349).

52055002187 is a wasteful number, since it uses less digits than its factorization.

52055002187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969757.

The product of its (nonzero) digits is 28000, while the sum is 35.

The spelling of 52055002187 in words is "fifty-two billion, fifty-five million, two thousand, one hundred eighty-seven".

Divisors: 1 37 1453 53761 968267 35825879 1406891951 52055002187