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2402122988 = 222143280229
BaseRepresentation
bin1000111100101101…
…0111110011101100
320012102000111021002
42033023113303230
514404420413423
61034205455432
7113345465006
oct21713276354
96172014232
102402122988
111022a32611
12570571578
132c3880065
1418b053376
15e0d45228
hex8f2d7cec

2402122988 has 12 divisors (see below), whose sum is σ = 4205691840. Its totient is φ = 1200496752.

The previous prime is 2402122973. The next prime is 2402122997. The reversal of 2402122988 is 8892212042.

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 3 ways as a sum of consecutive naturals, for example, 131543 + ... + 148686.

It is an arithmetic number, because the mean of its divisors is an integer number (350474320).

Almost surely, 22402122988 is an apocalyptic number.

It is an amenable number.

2402122988 is a deficient number, since it is larger than the sum of its proper divisors (1803568852).

2402122988 is a wasteful number, since it uses less digits than its factorization.

2402122988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282376 (or 282374 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 2402122988 is about 49011.4577216389. The cubic root of 2402122988 is about 1339.2605610732.

The spelling of 2402122988 in words is "two billion, four hundred two million, one hundred twenty-two thousand, nine hundred eighty-eight".

Divisors: 1 2 4 2143 4286 8572 280229 560458 1120916 600530747 1201061494 2402122988