Search a number
-
+
3028730351 = 25711784943
BaseRepresentation
bin1011010010000110…
…1100000111101111
321211002002102222012
42310201230013233
522200323332401
61220312111435
7135024532433
oct26441540757
97732072865
103028730351
111314703a39
1270639557b
1339363364a
1420a3649c3
1512ad6b8bb
hexb486c1ef

3028730351 has 4 divisors (see below), whose sum is σ = 3040515552. Its totient is φ = 3016945152.

The previous prime is 3028730323. The next prime is 3028730371. The reversal of 3028730351 is 1530378203.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3028730351 - 218 = 3028468207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3028730371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5892215 + ... + 5892728.

It is an arithmetic number, because the mean of its divisors is an integer number (760128888).

Almost surely, 23028730351 is an apocalyptic number.

3028730351 is a deficient number, since it is larger than the sum of its proper divisors (11785201).

3028730351 is a wasteful number, since it uses less digits than its factorization.

3028730351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11785200.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3028730351 is about 55033.9018333245. The cubic root of 3028730351 is about 1446.8389880937.

The spelling of 3028730351 in words is "three billion, twenty-eight million, seven hundred thirty thousand, three hundred fifty-one".

Divisors: 1 257 11784943 3028730351