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20095095 = 351339673
BaseRepresentation
bin100110010101…
…0000001110111
31101210221021210
41030222001313
520121020340
61554412503
7332543166
oct114520167
941727253
1020095095
1110385819
126891133
1342177b7
1429513dd
151b6e180
hex132a077

20095095 has 8 divisors (see below), whose sum is σ = 32152176. Its totient is φ = 10717376.

The previous prime is 20095093. The next prime is 20095111. The reversal of 20095095 is 59059002.

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 20095095 - 21 = 20095093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20095093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669822 + ... + 669851.

It is an arithmetic number, because the mean of its divisors is an integer number (4019022).

Almost surely, 220095095 is an apocalyptic number.

20095095 is a deficient number, since it is larger than the sum of its proper divisors (12057081).

20095095 is a wasteful number, since it uses less digits than its factorization.

20095095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339681.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 20095095 is about 4482.7552911128. The cubic root of 20095095 is about 271.8712941759.

The spelling of 20095095 in words is "twenty million, ninety-five thousand, ninety-five".

Divisors: 1 3 5 15 1339673 4019019 6698365 20095095