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2068419430 = 257112686259
BaseRepresentation
bin111101101001001…
…1001001101100110
312100011002121001001
41323102121031212
513214003410210
6541125223514
7102154163230
oct17322311546
95304077031
102068419430
11971629150
12498861b9a
1326c6b162c
141589c9250
15c18ca03a
hex7b499366

2068419430 has 32 divisors (see below), whose sum is σ = 4641857280. Its totient is φ = 644701920.

The previous prime is 2068419413. The next prime is 2068419443. The reversal of 2068419430 is 349148602.

It is a self number, because there is not a number n which added to its sum of digits gives 2068419430.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342360 + ... + 1343899.

It is an arithmetic number, because the mean of its divisors is an integer number (145058040).

Almost surely, 22068419430 is an apocalyptic number.

2068419430 is an abundant number, since it is smaller than the sum of its proper divisors (2573437850).

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

2068419430 is a wasteful number, since it uses less digits than its factorization.

2068419430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686284.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 2068419430 is about 45479.8793973775. The cubic root of 2068419430 is about 1274.1274419524.

The spelling of 2068419430 in words is "two billion, sixty-eight million, four hundred nineteen thousand, four hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 2686259 5372518 13431295 18803813 26862590 29548849 37607626 59097698 94019065 147744245 188038130 206841943 295488490 413683886 1034209715 2068419430