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5201213887 = 29456139323
BaseRepresentation
bin1001101100000010…
…00011100110111111
3111102111000001010101
410312001003212333
541123002321022
62220040021531
7242614405612
oct46601034677
914374001111
105201213887
112229a49a81
121011a618a7
1364b74c56c
14374abc179
15206950627
hex1360439bf

5201213887 has 8 divisors (see below), whose sum is σ = 5381882640. Its totient is φ = 5020632960.

The previous prime is 5201213879. The next prime is 5201213891. The reversal of 5201213887 is 7883121025.

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 5201213887 - 23 = 5201213879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201213807) 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, 112608 + ... + 151930.

It is an arithmetic number, because the mean of its divisors is an integer number (672735330).

Almost surely, 25201213887 is an apocalyptic number.

5201213887 is a deficient number, since it is larger than the sum of its proper divisors (180668753).

5201213887 is a wasteful number, since it uses less digits than its factorization.

5201213887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43913.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 5201213887 is about 72119.4418100972. The cubic root of 5201213887 is about 1732.6130099866.

The spelling of 5201213887 in words is "five billion, two hundred one million, two hundred thirteen thousand, eight hundred eighty-seven".

Divisors: 1 29 4561 39323 132269 1140367 179352203 5201213887