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193242326485 = 5133195901899
BaseRepresentation
bin1011001111111000100…
…0111110010111010101
3200110210101112022011011
42303332020332113111
511131230013421420
6224435125412221
716650503446645
oct2637610762725
9613711468134
10193242326485
1174a5428a05a
123155056a071
13152b829ccb0
1494d2804525
15506007595a
hex2cfe23e5d5

193242326485 has 16 divisors (see below), whose sum is σ = 257784307200. Its totient is φ = 138098733120.

The previous prime is 193242326479. The next prime is 193242326489. The reversal of 193242326485 is 584623242391.

It is not a de Polignac number, because 193242326485 - 27 = 193242326357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193242326489) 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 15 ways as a sum of consecutive naturals, for example, 47948935 + ... + 47952964.

It is an arithmetic number, because the mean of its divisors is an integer number (16111519200).

Almost surely, 2193242326485 is an apocalyptic number.

It is an amenable number.

193242326485 is a deficient number, since it is larger than the sum of its proper divisors (64541980715).

193242326485 is a wasteful number, since it uses less digits than its factorization.

193242326485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95901948.

The product of its digits is 2488320, while the sum is 49.

The spelling of 193242326485 in words is "one hundred ninety-three billion, two hundred forty-two million, three hundred twenty-six thousand, four hundred eighty-five".

Divisors: 1 5 13 31 65 155 403 2015 95901899 479509495 1246724687 2972958869 6233623435 14864794345 38648465297 193242326485