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115704213 = 3361710663
BaseRepresentation
bin1101110010110…
…00000110010101
322001201101100020
412321120012111
5214110013323
615251535353
72603320032
oct671300625
9261641306
10115704213
115a348319
12328ba559
131ac81841
141151c389
15a257ae3
hex6e58195

115704213 has 8 divisors (see below), whose sum is σ = 154329408. Its totient is φ = 77107584.

The previous prime is 115704209. The next prime is 115704233. The reversal of 115704213 is 312407511.

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

It is not a de Polignac number, because 115704213 - 22 = 115704209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115704233) 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, 5520 + ... + 16182.

It is an arithmetic number, because the mean of its divisors is an integer number (19291176).

Almost surely, 2115704213 is an apocalyptic number.

It is an amenable number.

115704213 is a deficient number, since it is larger than the sum of its proper divisors (38625195).

115704213 is a wasteful number, since it uses less digits than its factorization.

115704213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14283.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 115704213 is about 10756.5892828536. The cubic root of 115704213 is about 487.2850165821.

The spelling of 115704213 in words is "one hundred fifteen million, seven hundred four thousand, two hundred thirteen".

Divisors: 1 3 3617 10663 10851 31989 38568071 115704213