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3102305042 = 22892753623
BaseRepresentation
bin1011100011101001…
…0110101100010010
322000012112102110202
42320322112230102
522323142230132
61231501055202
7136610105054
oct27072265422
98005472422
103102305042
111352196771
12726b57502
133a5954275
142160378d4
15132551762
hexb8e96b12

3102305042 has 8 divisors (see below), whose sum is σ = 4653705216. Its totient is φ = 1551069972.

The previous prime is 3102305039. The next prime is 3102305053. The reversal of 3102305042 is 2405032013.

It is a happy number.

3102305042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31043 + ... + 84665.

It is an arithmetic number, because the mean of its divisors is an integer number (581713152).

Almost surely, 23102305042 is an apocalyptic number.

3102305042 is a deficient number, since it is larger than the sum of its proper divisors (1551400174).

3102305042 is a wasteful number, since it uses less digits than its factorization.

3102305042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82552.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3102305042 is about 55698.3396700476. The cubic root of 3102305042 is about 1458.4610421109.

Adding to 3102305042 its reverse (2405032013), we get a palindrome (5507337055).

The spelling of 3102305042 in words is "three billion, one hundred two million, three hundred five thousand, forty-two".

Divisors: 1 2 28927 53623 57854 107246 1551152521 3102305042