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2133122404 = 22776182943
BaseRepresentation
bin111111100100100…
…1101110101100100
312111122211211211111
41333021031311210
513332034404104
6551400114404
7103601145520
oct17711156544
95448754744
102133122404
119a5101486
124b6465a04
1327cc1710a
1416342cd80
15c740b404
hex7f24dd64

2133122404 has 12 divisors (see below), whose sum is σ = 4266244864. Its totient is φ = 914195304.

The previous prime is 2133122399. The next prime is 2133122417. The reversal of 2133122404 is 4042213312.

2133122404 is an admirable number.

It is a super-2 number, since 2×21331224042 = 9100422380893478432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38091444 + ... + 38091499.

Almost surely, 22133122404 is an apocalyptic number.

It is an amenable number.

2133122404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2133122404 is a wasteful number, since it uses less digits than its factorization.

2133122404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76182954 (or 76182952 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2133122404 is about 46185.7381017127. The cubic root of 2133122404 is about 1287.2767509857.

Adding to 2133122404 its reverse (4042213312), we get a palindrome (6175335716).

The spelling of 2133122404 in words is "two billion, one hundred thirty-three million, one hundred twenty-two thousand, four hundred four".

Divisors: 1 2 4 7 14 28 76182943 152365886 304731772 533280601 1066561202 2133122404