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193300109 = 2913275023
BaseRepresentation
bin10111000010110…
…00011010001101
3111110201122220022
423201120122031
5343441100414
631103031525
74535011112
oct1341303215
9443648808
10193300109
119a127262
125489b5a5
133107c882
141b95a909
1511e8418e
hexb85868d

193300109 has 8 divisors (see below), whose sum is σ = 200156160. Its totient is φ = 186456816.

The previous prime is 193300103. The next prime is 193300153. The reversal of 193300109 is 901003391.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-193300109 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 (193300103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35972 + ... + 40994.

It is an arithmetic number, because the mean of its divisors is an integer number (25019520).

Almost surely, 2193300109 is an apocalyptic number.

It is an amenable number.

193300109 is a deficient number, since it is larger than the sum of its proper divisors (6856051).

193300109 is a wasteful number, since it uses less digits than its factorization.

193300109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379.

The product of its (nonzero) digits is 729, while the sum is 26.

The square root of 193300109 is about 13903.2409531015. The cubic root of 193300109 is about 578.1990400581.

The spelling of 193300109 in words is "one hundred ninety-three million, three hundred thousand, one hundred nine".

Divisors: 1 29 1327 5023 38483 145667 6665521 193300109