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6664304323926 = 2321919486269953
BaseRepresentation
bin110000011111010011101…
…1111011110110101010110
3212121002201211022201112100
41200332213133132311112
51333141443401331201
622101312242102530
71255323450046224
oct140764737366526
925532654281470
106664304323926
11213a352064307
128b770604aa46
1339459741bb02
141907a8457b14
15b8549393886
hex60fa77ded56

6664304323926 has 24 divisors (see below), whose sum is σ = 15199290564120. Its totient is φ = 2104517154816.

The previous prime is 6664304323889. The next prime is 6664304323939. The reversal of 6664304323926 is 6293234034666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9743134635 + ... + 9743135318.

It is an arithmetic number, because the mean of its divisors is an integer number (633303773505).

Almost surely, 26664304323926 is an apocalyptic number.

6664304323926 is an abundant number, since it is smaller than the sum of its proper divisors (8534986240194).

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

6664304323926 is a wasteful number, since it uses less digits than its factorization.

6664304323926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19486269980 (or 19486269977 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 54.

The spelling of 6664304323926 in words is "six trillion, six hundred sixty-four billion, three hundred four million, three hundred twenty-three thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 19486269953 38972539906 58458809859 116917619718 175376429577 350752859154 370239129107 740478258214 1110717387321 2221434774642 3332152161963 6664304323926