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30514113 = 327269193
BaseRepresentation
bin111010001100…
…1101111000001
32010102021111100
41310121233001
530302422423
63010005013
7520236300
oct164315701
963367440
1030514113
1116251783
12a276769
136424cb6
1440a4437
152a2b343
hex1d19bc1

30514113 has 18 divisors (see below), whose sum is σ = 51272754. Its totient is φ = 17436384.

The previous prime is 30514109. The next prime is 30514129. The reversal of 30514113 is 31141503.

It can be written as a sum of positive squares in only one way, i.e., 28227969 + 2286144 = 5313^2 + 1512^2 .

It is not a de Polignac number, because 30514113 - 22 = 30514109 is a prime.

It is a super-2 number, since 2×305141132 = 1862222184353538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30514193) 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 17 ways as a sum of consecutive naturals, for example, 34156 + ... + 35037.

Almost surely, 230514113 is an apocalyptic number.

It is an amenable number.

30514113 is a deficient number, since it is larger than the sum of its proper divisors (20758641).

30514113 is a wasteful number, since it uses less digits than its factorization.

30514113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69213 (or 69203 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 30514113 is about 5523.9580918034. The cubic root of 30514113 is about 312.4881719256.

Adding to 30514113 its reverse (31141503), we get a palindrome (61655616).

The spelling of 30514113 in words is "thirty million, five hundred fourteen thousand, one hundred thirteen".

Divisors: 1 3 7 9 21 49 63 147 441 69193 207579 484351 622737 1453053 3390457 4359159 10171371 30514113