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105523214395 = 521104642879
BaseRepresentation
bin110001001000110101…
…1000111100000111011
3101002101002112201000211
41202101223013200323
53212102420330040
6120250544411551
710423651344244
oct1422153074073
9332332481024
10105523214395
11408301158a5
121854b616bb7
139c48b90941
1451707dbccb
152b290928ea
hex1891ac783b

105523214395 has 4 divisors (see below), whose sum is σ = 126627857280. Its totient is φ = 84418571512.

The previous prime is 105523214347. The next prime is 105523214411. The reversal of 105523214395 is 593412325501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105523214395 - 213 = 105523206203 is a prime.

It is a super-2 number, since 2×1055232143952 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10552321435 + ... + 10552321444.

It is an arithmetic number, because the mean of its divisors is an integer number (31656964320).

Almost surely, 2105523214395 is an apocalyptic number.

105523214395 is a deficient number, since it is larger than the sum of its proper divisors (21104642885).

105523214395 is an equidigital number, since it uses as much as digits as its factorization.

105523214395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21104642884.

The product of its (nonzero) digits is 162000, while the sum is 40.

Adding to 105523214395 its reverse (593412325501), we get a palindrome (698935539896).

The spelling of 105523214395 in words is "one hundred five billion, five hundred twenty-three million, two hundred fourteen thousand, three hundred ninety-five".

Divisors: 1 5 21104642879 105523214395