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2133300131 = 17125488243
BaseRepresentation
bin111111100100111…
…1001001110100011
312111200011212121222
41333021321032203
513332111101011
6551404005255
7103602515624
oct17711711643
95450155558
102133300131
119a5212a66
124b653082b
1327cc79c91
14163477a4b
15c7443ddb
hex7f2793a3

2133300131 has 4 divisors (see below), whose sum is σ = 2258788392. Its totient is φ = 2007811872.

The previous prime is 2133300119. The next prime is 2133300139. The reversal of 2133300131 is 1310033312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2133300131 - 26 = 2133300067 is a prime.

It is a super-2 number, since 2×21333001312 = 9101938897849234322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 125488243 = 2133300131 / (2 + 1 + 3 + 3 + 3 + 0 + 0 + 1 + 3 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133300139) by changing a digit.

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, 62744105 + ... + 62744138.

It is an arithmetic number, because the mean of its divisors is an integer number (564697098).

Almost surely, 22133300131 is an apocalyptic number.

2133300131 is a deficient number, since it is larger than the sum of its proper divisors (125488261).

2133300131 is a wasteful number, since it uses less digits than its factorization.

2133300131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125488260.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 2133300131 is about 46187.6621079699. The cubic root of 2133300131 is about 1287.3125010019.

Adding to 2133300131 its reverse (1310033312), we get a palindrome (3443333443).

The spelling of 2133300131 in words is "two billion, one hundred thirty-three million, three hundred thousand, one hundred thirty-one".

Divisors: 1 17 125488243 2133300131