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2123233193 = 11871788739
BaseRepresentation
bin111111010001101…
…1111011110101001
312110222020102101102
41332203133132221
513322021430233
6550404131145
7103421120144
oct17643373651
95428212342
102123233193
1199a567584
124b3096ab5
1327ab63b03
14161db705b
15c66061e8
hex7e8df7a9

2123233193 has 4 divisors (see below), whose sum is σ = 2125023120. Its totient is φ = 2121443268.

The previous prime is 2123233171. The next prime is 2123233213. The reversal of 2123233193 is 3913323212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2123233193 - 210 = 2123232169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123233153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893183 + ... + 895556.

It is an arithmetic number, because the mean of its divisors is an integer number (531255780).

Almost surely, 22123233193 is an apocalyptic number.

It is an amenable number.

2123233193 is a deficient number, since it is larger than the sum of its proper divisors (1789927).

2123233193 is a wasteful number, since it uses less digits than its factorization.

2123233193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789926.

The product of its digits is 5832, while the sum is 29.

The square root of 2123233193 is about 46078.5545888757. The cubic root of 2123233193 is about 1285.2843860774.

The spelling of 2123233193 in words is "two billion, one hundred twenty-three million, two hundred thirty-three thousand, one hundred ninety-three".

Divisors: 1 1187 1788739 2123233193