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212008326 = 23172078513
BaseRepresentation
bin11001010001011…
…11110110000110
3112202221010202020
430220233312012
5413233231301
633012024010
75153020035
oct1450576606
9482833666
10212008326
11a9744aa2
125b002006
1334c0001a
142022a71c
151392c436
hexca2fd86

212008326 has 16 divisors (see below), whose sum is σ = 448959024. Its totient is φ = 66512384.

The previous prime is 212008297. The next prime is 212008373. The reversal of 212008326 is 623800212.

It is a junction number, because it is equal to n+sod(n) for n = 212008296 and 212008305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039155 + ... + 1039358.

It is an arithmetic number, because the mean of its divisors is an integer number (28059939).

Almost surely, 2212008326 is an apocalyptic number.

212008326 is an abundant number, since it is smaller than the sum of its proper divisors (236950698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212008326 is a wasteful number, since it uses less digits than its factorization.

212008326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078535.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 212008326 is about 14560.5056917677. The cubic root of 212008326 is about 596.2810016008.

Adding to 212008326 its reverse (623800212), we get a palindrome (835808538).

The spelling of 212008326 in words is "two hundred twelve million, eight thousand, three hundred twenty-six".

Divisors: 1 2 3 6 17 34 51 102 2078513 4157026 6235539 12471078 35334721 70669442 106004163 212008326