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802003005191 = 5471574993097
BaseRepresentation
bin10111010101110110001…
…10101010111100000111
32211200002222010221120002
423222323012222330013
5101120000232131231
61412233551431515
7111641245031213
oct13527306527407
92750088127502
10802003005191
1128a144874193
1210b52522559b
135a822c3684b
142ab623a3943
1515cde09a0cb
hexbabb1aaf07

802003005191 has 8 divisors (see below), whose sum is σ = 803528838000. Its totient is φ = 800477391168.

The previous prime is 802003005161. The next prime is 802003005203. The reversal of 802003005191 is 191500300208.

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 802003005191 - 210 = 802003004167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802003005161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8568155 + ... + 8661251.

It is an arithmetic number, because the mean of its divisors is an integer number (100441104750).

Almost surely, 2802003005191 is an apocalyptic number.

802003005191 is a deficient number, since it is larger than the sum of its proper divisors (1525832809).

802003005191 is a wasteful number, since it uses less digits than its factorization.

802003005191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109393.

The product of its (nonzero) digits is 2160, while the sum is 29.

Adding to 802003005191 its reverse (191500300208), we get a palindrome (993503305399).

The spelling of 802003005191 in words is "eight hundred two billion, three million, five thousand, one hundred ninety-one".

Divisors: 1 547 15749 93097 8614703 50924059 1466184653 802003005191