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2648120230 = 25725404327
BaseRepresentation
bin1001110111010111…
…0001101110100110
320211112220110001001
42131311301232212
520410404321410
61114434223514
7122423436100
oct23565615646
96745813031
102648120230
111139881a18
1261aa24b9a
13332820862
141b19aa570
1510773833a
hex9dd71ba6

2648120230 has 24 divisors (see below), whose sum is σ = 5544840528. Its totient is φ = 907926768.

The previous prime is 2648120219. The next prime is 2648120257. The reversal of 2648120230 is 320218462.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 2701674 + ... + 2702653.

It is an arithmetic number, because the mean of its divisors is an integer number (231035022).

Almost surely, 22648120230 is an apocalyptic number.

2648120230 is an abundant number, since it is smaller than the sum of its proper divisors (2896720298).

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

2648120230 is a wasteful number, since it uses less digits than its factorization.

2648120230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5404348 (or 5404341 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2648120230 is about 51459.8895257267. The cubic root of 2648120230 is about 1383.5002215390.

Adding to 2648120230 its reverse (320218462), we get a palindrome (2968338692).

The spelling of 2648120230 in words is "two billion, six hundred forty-eight million, one hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 5404327 10808654 27021635 37830289 54043270 75660578 189151445 264812023 378302890 529624046 1324060115 2648120230