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5288788881 = 324712503047
BaseRepresentation
bin1001110110011110…
…01000001110010001
3111122120210022102200
410323033020032101
541312412221011
62232445033413
7245026651365
oct47317101621
914576708380
105288788881
112274424402
121037255869
1366393279c
143825972a5
1520e49d856
hex13b3c8391

5288788881 has 12 divisors (see below), whose sum is σ = 7801901952. Its totient is φ = 3450840696.

The previous prime is 5288788873. The next prime is 5288788931. The reversal of 5288788881 is 1888878825.

It is not a de Polignac number, because 5288788881 - 23 = 5288788873 is a prime.

It is a super-2 number, since 2×52887888812 = 55942575655578464322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5288783881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6251101 + ... + 6251946.

It is an arithmetic number, because the mean of its divisors is an integer number (650158496).

Almost surely, 25288788881 is an apocalyptic number.

It is an amenable number.

5288788881 is a deficient number, since it is larger than the sum of its proper divisors (2513113071).

5288788881 is a wasteful number, since it uses less digits than its factorization.

5288788881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12503100 (or 12503097 counting only the distinct ones).

The product of its digits is 18350080, while the sum is 63.

The square root of 5288788881 is about 72724.0598495436. The cubic root of 5288788881 is about 1742.2831789457.

The spelling of 5288788881 in words is "five billion, two hundred eighty-eight million, seven hundred eighty-eight thousand, eight hundred eighty-one".

Divisors: 1 3 9 47 141 423 12503047 37509141 112527423 587643209 1762929627 5288788881