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2103254660 = 2251364712503
BaseRepresentation
bin111110101011101…
…0001111010000100
312102120122101222202
41331113101322010
513301413122120
6544412014032
7103056240533
oct17527217204
95376571882
102103254660
1198a2613a1
124a8461318
1327698a3b0
1415d49631a
15c49ab875
hex7d5d1e84

2103254660 has 48 divisors (see below), whose sum is σ = 4764324096. Its totient is φ = 775324032.

The previous prime is 2103254651. The next prime is 2103254717. The reversal of 2103254660 is 664523012.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 161969 + ... + 174471.

It is an arithmetic number, because the mean of its divisors is an integer number (99256752).

Almost surely, 22103254660 is an apocalyptic number.

2103254660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103254660 is an abundant number, since it is smaller than the sum of its proper divisors (2661069436).

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

2103254660 is a wasteful number, since it uses less digits than its factorization.

2103254660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13172 (or 13170 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2103254660 is about 45861.2544529693. The cubic root of 2103254660 is about 1281.2403869673.

Adding to 2103254660 its reverse (664523012), we get a palindrome (2767777672).

The spelling of 2103254660 in words is "two billion, one hundred three million, two hundred fifty-four thousand, six hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 647 1294 2588 3235 6470 8411 12503 12940 16822 25006 33644 42055 50012 62515 84110 125030 162539 168220 250060 325078 650156 812695 1625390 3250780 8089441 16178882 32357764 40447205 80894410 105162733 161788820 210325466 420650932 525813665 1051627330 2103254660