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2102233143 = 32330467147
BaseRepresentation
bin111110101001101…
…1000100000110111
312102111201111201210
41331103120200313
513301132430033
6544334052503
7103044454413
oct17523304067
95374644653
102102233143
1198972396a
124a804a133
132766c044a
1415d2abd43
15c4858d63
hex7d4d8837

2102233143 has 8 divisors (see below), whose sum is σ = 2924846208. Its totient is φ = 1340554424.

The previous prime is 2102233127. The next prime is 2102233157. The reversal of 2102233143 is 3413322012.

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 2102233143 - 24 = 2102233127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102233123) 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 7 ways as a sum of consecutive naturals, for example, 15233505 + ... + 15233642.

It is an arithmetic number, because the mean of its divisors is an integer number (365605776).

Almost surely, 22102233143 is an apocalyptic number.

2102233143 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2102233143 is a deficient number, since it is larger than the sum of its proper divisors (822613065).

2102233143 is a wasteful number, since it uses less digits than its factorization.

2102233143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30467173.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2102233143 is about 45850.1160631028. The cubic root of 2102233143 is about 1281.0329274194.

Adding to 2102233143 its reverse (3413322012), we get a palindrome (5515555155).

The spelling of 2102233143 in words is "two billion, one hundred two million, two hundred thirty-three thousand, one hundred forty-three".

Divisors: 1 3 23 69 30467147 91401441 700744381 2102233143