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2088432008 = 231320081077
BaseRepresentation
bin111110001111010…
…1111000110001000
312101112202100010122
41330132233012020
513234114311013
6543122202412
7102516244025
oct17436570610
95345670118
102088432008
11981957973
124a34b3408
1327389a6b0
1415b51854c
15c352ea08
hex7c7af188

2088432008 has 16 divisors (see below), whose sum is σ = 4217026380. Its totient is φ = 963891648.

The previous prime is 2088432001. The next prime is 2088432011. The reversal of 2088432008 is 8002348802.

It can be written as a sum of positive squares in 2 ways, for example, as 1497844804 + 590587204 = 38702^2 + 24302^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2088432001) 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 3 ways as a sum of consecutive naturals, for example, 10040435 + ... + 10040642.

Almost surely, 22088432008 is an apocalyptic number.

It is an amenable number.

2088432008 is an abundant number, since it is smaller than the sum of its proper divisors (2128594372).

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

2088432008 is a wasteful number, since it uses less digits than its factorization.

2088432008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20081096 (or 20081092 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 2088432008 is about 45699.3655098186. The cubic root of 2088432008 is about 1278.2234484960.

The spelling of 2088432008 in words is "two billion, eighty-eight million, four hundred thirty-two thousand, eight".

Divisors: 1 2 4 8 13 26 52 104 20081077 40162154 80324308 160648616 261054001 522108002 1044216004 2088432008