Search a number
-
+
30060969 = 310020323
BaseRepresentation
bin111001010101…
…1000110101001
32002120020220020
41302223012221
530143422334
62552151053
7513341211
oct162530651
962506806
1030060969
1115a72284
12a098489
1362c6973
143dc7241
15298be49
hex1cab1a9

30060969 has 4 divisors (see below), whose sum is σ = 40081296. Its totient is φ = 20040644.

The previous prime is 30060967. The next prime is 30060971. The reversal of 30060969 is 96906003.

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 an interprime number because it is at equal distance from previous prime (30060967) and next prime (30060971).

It is a cyclic number.

It is not a de Polignac number, because 30060969 - 21 = 30060967 is a prime.

It is a super-2 number, since 2×300609692 = 1807323714437922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30060967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5010159 + ... + 5010164.

It is an arithmetic number, because the mean of its divisors is an integer number (10020324).

Almost surely, 230060969 is an apocalyptic number.

It is an amenable number.

30060969 is a deficient number, since it is larger than the sum of its proper divisors (10020327).

30060969 is a wasteful number, since it uses less digits than its factorization.

30060969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10020326.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 30060969 is about 5482.7884329053. The cubic root of 30060969 is about 310.9336024477.

The spelling of 30060969 in words is "thirty million, sixty thousand, nine hundred sixty-nine".

Divisors: 1 3 10020323 30060969