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2133617180 = 225106680859
BaseRepresentation
bin111111100101100…
…0110101000011100
312111200202222112112
41333023012220130
513332201222210
6551414453152
7103605306152
oct17713065034
95450688475
102133617180
119a540a192
124b66641b8
1328005b396
1416351b3d2
15c74a7d05
hex7f2c6a1c

2133617180 has 12 divisors (see below), whose sum is σ = 4480596120. Its totient is φ = 853446864.

The previous prime is 2133617159. The next prime is 2133617183. The reversal of 2133617180 is 817163312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133617183) 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, 53340410 + ... + 53340449.

It is an arithmetic number, because the mean of its divisors is an integer number (373383010).

Almost surely, 22133617180 is an apocalyptic number.

2133617180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133617180 is an abundant number, since it is smaller than the sum of its proper divisors (2346978940).

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

2133617180 is a wasteful number, since it uses less digits than its factorization.

2133617180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106680868 (or 106680866 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 2133617180 is about 46191.0941632692. The cubic root of 2133617180 is about 1287.3762708888.

The spelling of 2133617180 in words is "two billion, one hundred thirty-three million, six hundred seventeen thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 106680859 213361718 426723436 533404295 1066808590 2133617180