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5050555555 = 51010111111
BaseRepresentation
bin1001011010000100…
…10101110010100011
3111000222111210202011
410231002111302203
540320420234210
62153054533351
7236105004523
oct45502256243
914028453664
105050555555
1121619a8161
12b8b507257
1362647cb16
1435caa1683
151e85e0d8a
hex12d095ca3

5050555555 has 4 divisors (see below), whose sum is σ = 6060666672. Its totient is φ = 4040444440.

The previous prime is 5050555421. The next prime is 5050555577. The reversal of 5050555555 is 5555550505.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5050555555 - 211 = 5050553507 is a prime.

It is a super-2 number, since 2×50505555552 = 51016222828282716050, which contains 22 as substring.

It is a Duffinian number.

5050555555 is a modest number, since divided by 55555 gives 50505 as remainder.

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, 505055551 + ... + 505055560.

It is an arithmetic number, because the mean of its divisors is an integer number (1515166668).

Almost surely, 25050555555 is an apocalyptic number.

5050555555 is a deficient number, since it is larger than the sum of its proper divisors (1010111117).

5050555555 is a wasteful number, since it uses less digits than its factorization.

5050555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010111116.

The product of its (nonzero) digits is 390625, while the sum is 40.

The square root of 5050555555 is about 71067.2607816004. The cubic root of 5050555555 is about 1715.7198829655.

The spelling of 5050555555 in words is "five billion, fifty million, five hundred fifty-five thousand, five hundred fifty-five".

Divisors: 1 5 1010111111 5050555555