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4988558894 = 211613717257
BaseRepresentation
bin1001010010101011…
…10101111000101110
3110212122212001022112
410221111311320232
540204032341034
62143002044022
7234423023324
oct45125657056
913778761275
104988558894
11212aa03150
12b727a9612
136166840c7
14354763d14
151e2e467ce
hex129575e2e

4988558894 has 16 divisors (see below), whose sum is σ = 8296919856. Its totient is φ = 2230353600.

The previous prime is 4988558893. The next prime is 4988558947.

4988558894 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4988558893) 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, 1857287 + ... + 1859970.

It is an arithmetic number, because the mean of its divisors is an integer number (518557491).

Almost surely, 24988558894 is an apocalyptic number.

4988558894 is a deficient number, since it is larger than the sum of its proper divisors (3308360962).

4988558894 is a wasteful number, since it uses less digits than its factorization.

4988558894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717331.

The product of its digits is 132710400, while the sum is 68.

The square root of 4988558894 is about 70629.7309495088. The cubic root of 4988558894 is about 1708.6706828549.

The spelling of 4988558894 in words is "four billion, nine hundred eighty-eight million, five hundred fifty-eight thousand, eight hundred ninety-four".

Divisors: 1 2 11 22 61 122 671 1342 3717257 7434514 40889827 81779654 226752677 453505354 2494279447 4988558894