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2988088345 = 5113448999
BaseRepresentation
bin1011001000011010…
…1001110000011001
321201020121121121201
42302012221300121
522104422311340
61212301034201
7134022221554
oct26206516031
97636547551
102988088345
1112a3775000
126b4855961
133880a3818
14204bc569b
151274de79a
hexb21a9c19

2988088345 has 16 divisors (see below), whose sum is σ = 3944016000. Its totient is φ = 2173150320.

The previous prime is 2988088343. The next prime is 2988088393. The reversal of 2988088345 is 5438808892.

It is a happy number.

It is not a de Polignac number, because 2988088345 - 21 = 2988088343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is not an unprimeable number, because it can be changed into a prime (2988088343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217845 + ... + 231154.

It is an arithmetic number, because the mean of its divisors is an integer number (246501000).

Almost surely, 22988088345 is an apocalyptic number.

It is an amenable number.

2988088345 is a deficient number, since it is larger than the sum of its proper divisors (955927655).

2988088345 is an equidigital number, since it uses as much as digits as its factorization.

2988088345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449037 (or 449015 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 55.

The square root of 2988088345 is about 54663.4095625218. The cubic root of 2988088345 is about 1440.3381961893.

The spelling of 2988088345 in words is "two billion, nine hundred eighty-eight million, eighty-eight thousand, three hundred forty-five".

Divisors: 1 5 11 55 121 605 1331 6655 448999 2244995 4938989 24694945 54328879 271644395 597617669 2988088345