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3111025242 = 231339884939
BaseRepresentation
bin1011100101101110…
…0111101001011010
322000210221110100010
42321123213221122
522332410301432
61232412022350
7140044164303
oct27133475132
98023843303
103111025242
111357102346
12729a619b6
133a76b8450
142172677aa
151331c53cc
hexb96e7a5a

3111025242 has 16 divisors (see below), whose sum is σ = 6700669920. Its totient is φ = 957238512.

The previous prime is 3111025237. The next prime is 3111025259. The reversal of 3111025242 is 2425201113.

It is a super-2 number, since 2×31110252422 = 19356956112722317128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19942392 + ... + 19942547.

It is an arithmetic number, because the mean of its divisors is an integer number (418791870).

Almost surely, 23111025242 is an apocalyptic number.

3111025242 is an abundant number, since it is smaller than the sum of its proper divisors (3589644678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3111025242 is a wasteful number, since it uses less digits than its factorization.

3111025242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39884957.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3111025242 is about 55776.5653478233. The cubic root of 3111025242 is about 1459.8262822647.

Adding to 3111025242 its reverse (2425201113), we get a palindrome (5536226355).

The spelling of 3111025242 in words is "three billion, one hundred eleven million, twenty-five thousand, two hundred forty-two".

Divisors: 1 2 3 6 13 26 39 78 39884939 79769878 119654817 239309634 518504207 1037008414 1555512621 3111025242