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135832319 = 723843679
BaseRepresentation
bin10000001100010…
…10001011111111
3100110120222220122
420012022023333
5234233113234
621251205155
73236361410
oct1006121377
9313528818
10135832319
116a745917
12395a67bb
13221ab36c
141407b807
15bdd192e
hex818a2ff

135832319 has 8 divisors (see below), whose sum is σ = 161986560. Its totient is φ = 111365496.

The previous prime is 135832283. The next prime is 135832321. The reversal of 135832319 is 913238531.

It is a happy number.

135832319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135832319 - 212 = 135828223 is a prime.

It is a super-2 number, since 2×1358323192 = 36900837769835522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135832339) 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, 421679 + ... + 422000.

It is an arithmetic number, because the mean of its divisors is an integer number (20248320).

Almost surely, 2135832319 is an apocalyptic number.

135832319 is a deficient number, since it is larger than the sum of its proper divisors (26154241).

135832319 is an equidigital number, since it uses as much as digits as its factorization.

135832319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843709.

The product of its digits is 19440, while the sum is 35.

The square root of 135832319 is about 11654.7123087616. The cubic root of 135832319 is about 514.0448806869.

The spelling of 135832319 in words is "one hundred thirty-five million, eight hundred thirty-two thousand, three hundred nineteen".

Divisors: 1 7 23 161 843679 5905753 19404617 135832319