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30141027 = 3272411667
BaseRepresentation
bin111001011111…
…0101001100011
32002201022201100
41302332221203
530204003102
62554005443
7514123500
oct162765143
962638640
1030141027
1116017444
12a116883
136324237
1440084a7
1529a5a1c
hex1cbea63

30141027 has 36 divisors (see below), whose sum is σ = 51911496. Its totient is φ = 16793280.

The previous prime is 30141019. The next prime is 30141071. The reversal of 30141027 is 72014103.

It is not a de Polignac number, because 30141027 - 23 = 30141019 is a prime.

It is a super-2 number, since 2×301410272 = 1816963017229458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30141077) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17248 + ... + 18914.

It is an arithmetic number, because the mean of its divisors is an integer number (1441986).

Almost surely, 230141027 is an apocalyptic number.

30141027 is a deficient number, since it is larger than the sum of its proper divisors (21770469).

30141027 is a wasteful number, since it uses less digits than its factorization.

30141027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728 (or 1718 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 30141027 is about 5490.0844255804. The cubic root of 30141027 is about 311.2093826129.

It can be divided in two parts, 301 and 41027, that added together give a triangular number (41328 = T287).

The spelling of 30141027 in words is "thirty million, one hundred forty-one thousand, twenty-seven".

Divisors: 1 3 7 9 21 41 49 63 123 147 287 369 441 861 1667 2009 2583 5001 6027 11669 15003 18081 35007 68347 81683 105021 205041 245049 478429 615123 735147 1435287 3349003 4305861 10047009 30141027