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5180528885 = 571931793181
BaseRepresentation
bin1001101001100100…
…01001100011110101
3111101001002010122012
410310302021203311
541102203411020
62214020414005
7242243524520
oct46462114365
914331063565
105180528885
112219301034
121006b47305
1364738940c
14372055bb7
15204c167c5
hex134c898f5

5180528885 has 64 divisors (see below), whose sum is σ = 7820083200. Its totient is φ = 3214598400.

The previous prime is 5180528869. The next prime is 5180528911. The reversal of 5180528885 is 5888250815.

It is not a de Polignac number, because 5180528885 - 24 = 5180528869 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1626995 + ... + 1630175.

It is an arithmetic number, because the mean of its divisors is an integer number (122188800).

Almost surely, 25180528885 is an apocalyptic number.

It is an amenable number.

5180528885 is a deficient number, since it is larger than the sum of its proper divisors (2639554315).

5180528885 is a wasteful number, since it uses less digits than its factorization.

5180528885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322.

The product of its (nonzero) digits is 1024000, while the sum is 50.

The square root of 5180528885 is about 71975.8909983058. The cubic root of 5180528885 is about 1730.3131161675.

The spelling of 5180528885 in words is "five billion, one hundred eighty million, five hundred twenty-eight thousand, eight hundred eighty-five".

Divisors: 1 5 7 19 31 35 79 95 133 155 217 395 553 589 665 1085 1501 2449 2765 2945 3181 4123 7505 10507 12245 15905 17143 20615 22267 46531 52535 60439 85715 98611 111335 232655 251299 302195 325717 423073 493055 690277 1256495 1628585 1759093 1873609 2115365 3451385 4774681 7790269 8795465 9368045 13115263 23873405 33422767 38951345 54531883 65576315 148015111 167113835 272659415 740075555 1036105777 5180528885