Search a number
-
+
4988234949 = 31662744983
BaseRepresentation
bin1001010010101001…
…00110110011000101
3110212122020120221120
410221110212303011
540203442004244
62142551104153
7234420204015
oct45124466305
913778216846
104988234949
11212a801825
12b72672059
1361659c819
143546bbc45
151e2dd0819
hex129526cc5

4988234949 has 4 divisors (see below), whose sum is σ = 6650979936. Its totient is φ = 3325489964.

The previous prime is 4988234891. The next prime is 4988234971. The reversal of 4988234949 is 9494328894.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4988234949 - 27 = 4988234821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4988234892 and 4988234901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4988244949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831372489 + ... + 831372494.

It is an arithmetic number, because the mean of its divisors is an integer number (1662744984).

Almost surely, 24988234949 is an apocalyptic number.

It is an amenable number.

4988234949 is a deficient number, since it is larger than the sum of its proper divisors (1662744987).

4988234949 is a wasteful number, since it uses less digits than its factorization.

4988234949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662744986.

The product of its digits is 17915904, while the sum is 60.

The square root of 4988234949 is about 70627.4376499672. The cubic root of 4988234949 is about 1708.6336964013.

The spelling of 4988234949 in words is "four billion, nine hundred eighty-eight million, two hundred thirty-four thousand, nine hundred forty-nine".

Divisors: 1 3 1662744983 4988234949