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4048680280 = 235101217007
BaseRepresentation
bin1111000101010001…
…1111010101011000
3101110011022021020111
43301110133111120
531242430232110
61505425134104
7202221133411
oct36124372530
911404267214
104048680280
111798413467
1294ba8a334
134c6a37208
142a59c6808
1518a68de8a
hexf151f558

4048680280 has 16 divisors (see below), whose sum is σ = 9109530720. Its totient is φ = 1619472096.

The previous prime is 4048680269. The next prime is 4048680281. The reversal of 4048680280 is 820868404.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 101217007 = 4048680280 / (4 + 0 + 4 + 8 + 6 + 8 + 0 + 2 + 8 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4048680281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50608464 + ... + 50608543.

It is an arithmetic number, because the mean of its divisors is an integer number (569345670).

Almost surely, 24048680280 is an apocalyptic number.

4048680280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4048680280 is an abundant number, since it is smaller than the sum of its proper divisors (5060850440).

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

4048680280 is a wasteful number, since it uses less digits than its factorization.

4048680280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101217018 (or 101217014 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 40.

The square root of 4048680280 is about 63629.2407624042. The cubic root of 4048680280 is about 1593.8146977094.

The spelling of 4048680280 in words is "four billion, forty-eight million, six hundred eighty thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 101217007 202434014 404868028 506085035 809736056 1012170070 2024340140 4048680280