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4988279537 = 231877115547
BaseRepresentation
bin1001010010101001…
…10001101011110001
3110212122022212002222
410221110301223301
540203444421122
62142552050425
7234420451013
oct45124615361
913778285088
104988279537
11212a83227a
12b72693a15
136165b6bc7
143546d01b3
151e2dddb42
hex129531af1

4988279537 has 8 divisors (see below), whose sum is σ = 5207979456. Its totient is φ = 4768814512.

The previous prime is 4988279489. The next prime is 4988279557. The reversal of 4988279537 is 7359728894.

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 4988279537 - 210 = 4988278513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4988279537.

It is not an unprimeable number, because it can be changed into a prime (4988279557) 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, 14603 + ... + 100944.

It is an arithmetic number, because the mean of its divisors is an integer number (650997432).

Almost surely, 24988279537 is an apocalyptic number.

It is an amenable number.

4988279537 is a deficient number, since it is larger than the sum of its proper divisors (219699919).

4988279537 is a wasteful number, since it uses less digits than its factorization.

4988279537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117447.

The product of its digits is 30481920, while the sum is 62.

The square root of 4988279537 is about 70627.7533056234. The cubic root of 4988279537 is about 1708.6387873358.

The spelling of 4988279537 in words is "four billion, nine hundred eighty-eight million, two hundred seventy-nine thousand, five hundred thirty-seven".

Divisors: 1 23 1877 43171 115547 2657581 216881719 4988279537