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2488071764 = 221669372689
BaseRepresentation
bin1001010001001100…
…1111011001010100
320102101202010211002
42110103033121110
520043421244024
61050520002432
7115441155353
oct22423173124
96371663732
102488071764
1110674a7162
12595300418
13308614019
1419862799a
15e86716ae
hex944cf654

2488071764 has 12 divisors (see below), whose sum is σ = 4356746100. Its totient is φ = 1243287168.

The previous prime is 2488071763. The next prime is 2488071769. The reversal of 2488071764 is 4671708842.

It can be written as a sum of positive squares in 2 ways, for example, as 1985415364 + 502656400 = 44558^2 + 22420^2 .

It is a super-2 number, since 2×24880717642 = 12381002205628143392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2488071763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179669 + ... + 193020.

It is an arithmetic number, because the mean of its divisors is an integer number (363062175).

Almost surely, 22488071764 is an apocalyptic number.

It is an amenable number.

2488071764 is a deficient number, since it is larger than the sum of its proper divisors (1868674336).

2488071764 is a wasteful number, since it uses less digits than its factorization.

2488071764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374362 (or 374360 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 47.

The square root of 2488071764 is about 49880.5750167337. The cubic root of 2488071764 is about 1355.0468185509.

The spelling of 2488071764 in words is "two billion, four hundred eighty-eight million, seventy-one thousand, seven hundred sixty-four".

Divisors: 1 2 4 1669 3338 6676 372689 745378 1490756 622017941 1244035882 2488071764