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30116141 = 117138561
BaseRepresentation
bin111001011100…
…0100100101101
32002200001120122
41302320210231
530202204031
62553254325
7513661106
oct162704455
962601518
1030116141
1115aaa780
12a1043a5
136315b03
143ddd3ad
15299d47b
hex1cb892d

30116141 has 8 divisors (see below), whose sum is σ = 33317568. Its totient is φ = 26992000.

The previous prime is 30116101. The next prime is 30116153. The reversal of 30116141 is 14161103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30116141 - 210 = 30115117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30116101) 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 7 ways as a sum of consecutive naturals, for example, 18500 + ... + 20061.

It is an arithmetic number, because the mean of its divisors is an integer number (4164696).

Almost surely, 230116141 is an apocalyptic number.

It is an amenable number.

30116141 is a deficient number, since it is larger than the sum of its proper divisors (3201427).

30116141 is a wasteful number, since it uses less digits than its factorization.

30116141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38643.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 30116141 is about 5487.8175078987. The cubic root of 30116141 is about 311.1237088106.

Adding to 30116141 its reverse (14161103), we get a palindrome (44277244).

The spelling of 30116141 in words is "thirty million, one hundred sixteen thousand, one hundred forty-one".

Divisors: 1 11 71 781 38561 424171 2737831 30116141