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2143343001 = 310723328657
BaseRepresentation
bin111111111000000…
…1101000110011001
312112101002002212010
41333300031012121
513342143434001
6552403140133
7104054054262
oct17760150631
95471062763
102143343001
119aa952358
124b9974649
132820851c7
1416492d969
15c82798d6
hex7fc0d199

2143343001 has 16 divisors (see below), whose sum is σ = 2896979904. Its totient is φ = 1409416704.

The previous prime is 2143342961. The next prime is 2143343011. The reversal of 2143343001 is 1003433412.

It is not a de Polignac number, because 2143343001 - 229 = 1606472089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2143343011) 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 15 ways as a sum of consecutive naturals, for example, 60465 + ... + 89121.

It is an arithmetic number, because the mean of its divisors is an integer number (181061244).

Almost surely, 22143343001 is an apocalyptic number.

It is an amenable number.

2143343001 is a deficient number, since it is larger than the sum of its proper divisors (753636903).

2143343001 is a wasteful number, since it uses less digits than its factorization.

2143343001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29000.

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

The square root of 2143343001 is about 46296.2525589275. The cubic root of 2143343001 is about 1289.3294195154.

Adding to 2143343001 its reverse (1003433412), we get a palindrome (3146776413).

The spelling of 2143343001 in words is "two billion, one hundred forty-three million, three hundred forty-three thousand, one".

Divisors: 1 3 107 233 321 699 24931 28657 74793 85971 3066299 6677081 9198897 20031243 714447667 2143343001