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2179030133 = 7563552913
BaseRepresentation
bin1000000111100001…
…0101110001110101
312121212020012101202
42001320111301311
513430312431013
61000120102245
7104666310350
oct20170256165
95555205352
102179030133
11a19007655
12509904985
1328959b957
1416957d297
15cb478858
hex81e15c75

2179030133 has 8 divisors (see below), whose sum is σ = 2494747968. Its totient is φ = 1864419264.

The previous prime is 2179030123. The next prime is 2179030151. The reversal of 2179030133 is 3310309712.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2179030133 - 210 = 2179029109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2179030096 and 2179030105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2179030103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272516 + ... + 280397.

It is an arithmetic number, because the mean of its divisors is an integer number (311843496).

Almost surely, 22179030133 is an apocalyptic number.

It is an amenable number.

2179030133 is a deficient number, since it is larger than the sum of its proper divisors (315717835).

2179030133 is an equidigital number, since it uses as much as digits as its factorization.

2179030133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553483.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 2179030133 is about 46680.0828298323. The cubic root of 2179030133 is about 1296.4459399716.

Adding to 2179030133 its reverse (3310309712), we get a palindrome (5489339845).

The spelling of 2179030133 in words is "two billion, one hundred seventy-nine million, thirty thousand, one hundred thirty-three".

Divisors: 1 7 563 3941 552913 3870391 311290019 2179030133