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3031110242 = 219263303293
BaseRepresentation
bin1011010010101011…
…0001001001100010
321211020120100120022
42310222301021202
522201431011432
61220435113442
7135054004046
oct26452611142
97736510508
103031110242
111315a89a96
12707142882
13393c87974
1420a7c4026
1512b18bb12
hexb4ab1262

3031110242 has 16 divisors (see below), whose sum is σ = 4804176960. Its totient is φ = 1430325072.

The previous prime is 3031110241. The next prime is 3031110317. The reversal of 3031110242 is 2420111303.

It is a self number, because there is not a number n which added to its sum of digits gives 3031110242.

It is not an unprimeable number, because it can be changed into a prime (3031110241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141653 + ... + 161640.

It is an arithmetic number, because the mean of its divisors is an integer number (300261060).

Almost surely, 23031110242 is an apocalyptic number.

3031110242 is a deficient number, since it is larger than the sum of its proper divisors (1773066718).

3031110242 is a wasteful number, since it uses less digits than its factorization.

3031110242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303577.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3031110242 is about 55055.5196324583. The cubic root of 3031110242 is about 1447.2178506525.

Adding to 3031110242 its reverse (2420111303), we get a palindrome (5451221545).

The spelling of 3031110242 in words is "three billion, thirty-one million, one hundred ten thousand, two hundred forty-two".

Divisors: 1 2 19 38 263 526 4997 9994 303293 606586 5762567 11525134 79766059 159532118 1515555121 3031110242