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30053067 = 3115317183
BaseRepresentation
bin111001010100…
…1001011001011
32002112212001120
41302221023023
530143144232
62552050323
7513306162
oct162511313
962485046
1030053067
1115a67350
12a0939a3
1362c31a5
143dc43d9
15298992c
hex1ca92cb

30053067 has 16 divisors (see below), whose sum is σ = 44540928. Its totient is φ = 17869280.

The previous prime is 30053063. The next prime is 30053081. The reversal of 30053067 is 76035003.

It is not a de Polignac number, because 30053067 - 22 = 30053063 is a prime.

It is a super-2 number, since 2×300530672 = 1806373672212978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30053063) 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 15 ways as a sum of consecutive naturals, for example, 6843 + ... + 10340.

It is an arithmetic number, because the mean of its divisors is an integer number (2783808).

Almost surely, 230053067 is an apocalyptic number.

30053067 is a deficient number, since it is larger than the sum of its proper divisors (14487861).

30053067 is a wasteful number, since it uses less digits than its factorization.

30053067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17250.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 30053067 is about 5482.0677668194. The cubic root of 30053067 is about 310.9063554590.

It can be divided in two parts, 300 and 53067, that multiplied together give a square (15920100 = 39902).

The spelling of 30053067 in words is "thirty million, fifty-three thousand, sixty-seven".

Divisors: 1 3 11 33 53 159 583 1749 17183 51549 189013 567039 910699 2732097 10017689 30053067