Search a number
-
+
30264665 = 523263171
BaseRepresentation
bin111001101110…
…0110101011001
32002221121022112
41303130311121
530221432130
63000402105
7515150114
oct163346531
962847275
1030264665
11160a1322
12a176335
1363685b2
14403b57b
1529cc495
hex1cdcd59

30264665 has 8 divisors (see below), whose sum is σ = 37896768. Its totient is φ = 23158960.

The previous prime is 30264659. The next prime is 30264667. The reversal of 30264665 is 56646203.

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

It is not a de Polignac number, because 30264665 - 216 = 30199129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30264667) 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, 131471 + ... + 131700.

It is an arithmetic number, because the mean of its divisors is an integer number (4737096).

Almost surely, 230264665 is an apocalyptic number.

It is an amenable number.

30264665 is a deficient number, since it is larger than the sum of its proper divisors (7632103).

30264665 is a wasteful number, since it uses less digits than its factorization.

30264665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263199.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 30264665 is about 5501.3330202779. Note that the first 3 decimals coincide. The cubic root of 30264665 is about 311.6343273692.

The spelling of 30264665 in words is "thirty million, two hundred sixty-four thousand, six hundred sixty-five".

Divisors: 1 5 23 115 263171 1315855 6052933 30264665