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2088808897 = 72291469957
BaseRepresentation
bin111110010000000…
…1011000111000001
312101120110111010111
41330200023013001
513234213341042
6543134231321
7102522403600
oct17440130701
95346414114
102088808897
1198209504a
124a3655541
132739a00c6
1415b5b5a37
15c35a6517
hex7c80b1c1

2088808897 has 12 divisors (see below), whose sum is σ = 2513628180. Its totient is φ = 1728668256.

The previous prime is 2088808879. The next prime is 2088808913. The reversal of 2088808897 is 7988088802.

It can be written as a sum of positive squares in 2 ways, for example, as 1576963521 + 511845376 = 39711^2 + 22624^2 .

It is not a de Polignac number, because 2088808897 - 27 = 2088808769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2088808597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 733558 + ... + 736399.

It is an arithmetic number, because the mean of its divisors is an integer number (209469015).

Almost surely, 22088808897 is an apocalyptic number.

It is an amenable number.

2088808897 is a deficient number, since it is larger than the sum of its proper divisors (424819283).

2088808897 is a wasteful number, since it uses less digits than its factorization.

2088808897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470000 (or 1469993 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 58.

The square root of 2088808897 is about 45703.4888930812. The cubic root of 2088808897 is about 1278.3003354266.

The spelling of 2088808897 in words is "two billion, eighty-eight million, eight hundred eight thousand, eight hundred ninety-seven".

Divisors: 1 7 29 49 203 1421 1469957 10289699 42628753 72027893 298401271 2088808897