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5011519988 = 221252879997
BaseRepresentation
bin1001010101011010…
…11011100111110100
3110221021001121000102
410222231123213310
540230422114423
62145142133232
7235122134306
oct45255334764
913837047012
105011519988
112141966162
12b7a421218
1361b363257
1435781d976
151e4e7ec28
hex12ab5b9f4

5011519988 has 6 divisors (see below), whose sum is σ = 8770159986. Its totient is φ = 2505759992.

The previous prime is 5011519987. The next prime is 5011519991. The reversal of 5011519988 is 8899151105.

It can be written as a sum of positive squares in only one way, i.e., 4471329424 + 540190564 = 66868^2 + 23242^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011519987) by changing a digit.

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 as a sum of consecutive naturals, namely, 626439995 + ... + 626440002.

It is an arithmetic number, because the mean of its divisors is an integer number (1461693331).

Almost surely, 25011519988 is an apocalyptic number.

It is an amenable number.

5011519988 is a deficient number, since it is larger than the sum of its proper divisors (3758639998).

5011519988 is a wasteful number, since it uses less digits than its factorization.

5011519988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252880001 (or 1252879999 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 47.

The square root of 5011519988 is about 70792.0898688547. The cubic root of 5011519988 is about 1711.2881995420.

The spelling of 5011519988 in words is "five billion, eleven million, five hundred nineteen thousand, nine hundred eighty-eight".

Divisors: 1 2 4 1252879997 2505759994 5011519988