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2068984788 = 2231313262723
BaseRepresentation
bin111101101010010…
…0011001111010100
312100012011022120020
41323110203033110
513214130003123
6541145305140
7102162036423
oct17324431724
95305138506
102068984788
11971984992
12498a951b0
1326c84ba70
14158ad52ba
15c198c7e3
hex7b5233d4

2068984788 has 24 divisors (see below), whose sum is σ = 5198987808. Its totient is φ = 636610656.

The previous prime is 2068984781. The next prime is 2068984831. The reversal of 2068984788 is 8874898602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068984781) 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 7 ways as a sum of consecutive naturals, for example, 6631206 + ... + 6631517.

It is an arithmetic number, because the mean of its divisors is an integer number (216624492).

Almost surely, 22068984788 is an apocalyptic number.

It is an amenable number.

2068984788 is an abundant number, since it is smaller than the sum of its proper divisors (3130003020).

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

2068984788 is a wasteful number, since it uses less digits than its factorization.

2068984788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13262743 (or 13262741 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 60.

The square root of 2068984788 is about 45486.0944465449. The cubic root of 2068984788 is about 1274.2435164958.

The spelling of 2068984788 in words is "two billion, sixty-eight million, nine hundred eighty-four thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 13262723 26525446 39788169 53050892 79576338 159152676 172415399 344830798 517246197 689661596 1034492394 2068984788