Search a number
-
+
30313054 = 255727211
BaseRepresentation
bin111001110100…
…0101001011110
32010001001200201
41303220221132
530230004204
63001414114
7515441152
oct163505136
963031621
1030313054
1116124712
12a19a33a
136384625
144051062
1529db9a4
hex1ce8a5e

30313054 has 8 divisors (see below), whose sum is σ = 45552888. Its totient is φ = 15128760.

The previous prime is 30313043. The next prime is 30313069. The reversal of 30313054 is 45031303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12492 + ... + 14719.

It is an arithmetic number, because the mean of its divisors is an integer number (5694111).

Almost surely, 230313054 is an apocalyptic number.

30313054 is a deficient number, since it is larger than the sum of its proper divisors (15239834).

30313054 is a wasteful number, since it uses less digits than its factorization.

30313054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27770.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 30313054 is about 5505.7291978447. The cubic root of 30313054 is about 311.8003256142.

Adding to 30313054 its reverse (45031303), we get a palindrome (75344357).

The spelling of 30313054 in words is "thirty million, three hundred thirteen thousand, fifty-four".

Divisors: 1 2 557 1114 27211 54422 15156527 30313054