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52050837189 = 3136719919953
BaseRepresentation
bin110000011110011110…
…001011111011000101
311222100111211111100210
4300132132023323011
51323100003242224
635524542030033
73521603546631
oct603636137305
9158314744323
1052050837189
112009038241a
12a107878319
134ba6906560
14273ac5ddc1
15154994a429
hexc1e78bec5

52050837189 has 16 divisors (see below), whose sum is σ = 75855184832. Its totient is φ = 31553203968.

The previous prime is 52050837149. The next prime is 52050837197. The reversal of 52050837189 is 98173805025.

It is not a de Polignac number, because 52050837189 - 28 = 52050836933 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 (52050837109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9957364 + ... + 9962589.

It is an arithmetic number, because the mean of its divisors is an integer number (4740949052).

Almost surely, 252050837189 is an apocalyptic number.

It is an amenable number.

52050837189 is a deficient number, since it is larger than the sum of its proper divisors (23804347643).

52050837189 is a wasteful number, since it uses less digits than its factorization.

52050837189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19920036.

The product of its (nonzero) digits is 604800, while the sum is 48.

The spelling of 52050837189 in words is "fifty-two billion, fifty million, eight hundred thirty-seven thousand, one hundred eighty-nine".

Divisors: 1 3 13 39 67 201 871 2613 19919953 59759859 258959389 776878167 1334636851 4003910553 17350279063 52050837189