[go: up one dir, main page]

Search a number
-
+
2000243420 = 225714287453
BaseRepresentation
bin111011100111001…
…0100101011011100
312011101210220010122
41313032110223130
513044030242140
6530252054112
7100365534320
oct16716245334
95141726118
102000243420
119370a353a
12479a64338
1325b5310b6
1414d91d980
15ba90eab5
hex77394adc

2000243420 has 24 divisors (see below), whose sum is σ = 4800584544. Its totient is φ = 685797696.

The previous prime is 2000243389. The next prime is 2000243431. The reversal of 2000243420 is 243420002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7143587 + ... + 7143866.

It is an arithmetic number, because the mean of its divisors is an integer number (200024356).

Almost surely, 22000243420 is an apocalyptic number.

2000243420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000243420 is an abundant number, since it is smaller than the sum of its proper divisors (2800341124).

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

2000243420 is a wasteful number, since it uses less digits than its factorization.

2000243420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14287469 (or 14287467 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2000243420 is about 44724.0809855272. The cubic root of 2000243420 is about 1259.9721628183.

Adding to 2000243420 its reverse (243420002), we get a palindrome (2243663422).

The spelling of 2000243420 in words is "two billion, two hundred forty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 14287453 28574906 57149812 71437265 100012171 142874530 200024342 285749060 400048684 500060855 1000121710 2000243420