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5042387885 = 51636186979
BaseRepresentation
bin1001011001000110…
…01011101110101101
3111000102010211210212
410230203023232231
540311322403020
62152203512205
7235645406213
oct45443135655
914012124725
105042387885
112158329717
12b88828665
13624880292
1435b976cb3
151e7a2acc5
hex12c8cbbad

5042387885 has 8 divisors (see below), whose sum is σ = 6087988320. Its totient is φ = 4009161744.

The previous prime is 5042387881. The next prime is 5042387897. The reversal of 5042387885 is 5887832405.

It is a happy number.

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 5042387885 - 22 = 5042387881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5042387881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3092675 + ... + 3094304.

It is an arithmetic number, because the mean of its divisors is an integer number (760998540).

Almost surely, 25042387885 is an apocalyptic number.

It is an amenable number.

5042387885 is a deficient number, since it is larger than the sum of its proper divisors (1045600435).

5042387885 is a wasteful number, since it uses less digits than its factorization.

5042387885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6187147.

The product of its (nonzero) digits is 2150400, while the sum is 50.

The square root of 5042387885 is about 71009.7731653890. The cubic root of 5042387885 is about 1714.7945065687.

The spelling of 5042387885 in words is "five billion, forty-two million, three hundred eighty-seven thousand, eight hundred eighty-five".

Divisors: 1 5 163 815 6186979 30934895 1008477577 5042387885