Search a number
-
+
2930302913 = 4703623071
BaseRepresentation
bin1010111010101000…
…1101111111000001
321120012212210220112
42232222031333001
522000124143123
61202434321105
7132421110116
oct25652157701
97505783815
102930302913
111274096a4a
12699429195
13379120865
141db26290d
151223c7d78
hexaea8dfc1

2930302913 has 4 divisors (see below), whose sum is σ = 2930930688. Its totient is φ = 2929675140.

The previous prime is 2930302901. The next prime is 2930302927. The reversal of 2930302913 is 3192030392.

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 2930302913 - 28 = 2930302657 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 2930302913.

It is not an unprimeable number, because it can be changed into a prime (2930302813) 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, 306833 + ... + 316238.

It is an arithmetic number, because the mean of its divisors is an integer number (732732672).

Almost surely, 22930302913 is an apocalyptic number.

It is an amenable number.

2930302913 is a deficient number, since it is larger than the sum of its proper divisors (627775).

2930302913 is an equidigital number, since it uses as much as digits as its factorization.

2930302913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627774.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 2930302913 is about 54132.2723797921. The cubic root of 2930302913 is about 1430.9929877541.

The spelling of 2930302913 in words is "two billion, nine hundred thirty million, three hundred two thousand, nine hundred thirteen".

Divisors: 1 4703 623071 2930302913