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30225067 = 191590793
BaseRepresentation
bin111001101001…
…1001010101011
32002212120222221
41303103022223
530214200232
62555454511
7514623505
oct163231253
962776887
1030225067
11160745a4
12a157437
136353572
14402ad75
1529c0897
hex1cd32ab

30225067 has 4 divisors (see below), whose sum is σ = 31815880. Its totient is φ = 28634256.

The previous prime is 30225061. The next prime is 30225101. The reversal of 30225067 is 76052203.

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 30225067 - 211 = 30223019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30225061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795378 + ... + 795415.

It is an arithmetic number, because the mean of its divisors is an integer number (7953970).

Almost surely, 230225067 is an apocalyptic number.

30225067 is a deficient number, since it is larger than the sum of its proper divisors (1590813).

30225067 is a wasteful number, since it uses less digits than its factorization.

30225067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590812.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 30225067 is about 5497.7328963856. The cubic root of 30225067 is about 311.4983549197.

The spelling of 30225067 in words is "thirty million, two hundred twenty-five thousand, sixty-seven".

Divisors: 1 19 1590793 30225067