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19322642076 = 22312712678899
BaseRepresentation
bin10001111111101110…
…000001111010011100
31211212121221220212020
4101333232001322130
5304033044021301
612513211140140
71252555514313
oct217756017234
954777856766
1019322642076
118216144a91
1238b3144650
131a8c26542a
14d1436327a
1578156c436
hex47fb81e9c

19322642076 has 24 divisors (see below), whose sum is σ = 45441177600. Its totient is φ = 6390164592.

The previous prime is 19322642047. The next prime is 19322642093. The reversal of 19322642076 is 67024622391.

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, 6337926 + ... + 6340973.

It is an arithmetic number, because the mean of its divisors is an integer number (1893382400).

Almost surely, 219322642076 is an apocalyptic number.

It is an amenable number.

19322642076 is an abundant number, since it is smaller than the sum of its proper divisors (26118535524).

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

19322642076 is a wasteful number, since it uses less digits than its factorization.

19322642076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12679033 (or 12679031 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 19322642076 in words is "nineteen billion, three hundred twenty-two million, six hundred forty-two thousand, seventy-six".

Divisors: 1 2 3 4 6 12 127 254 381 508 762 1524 12678899 25357798 38036697 50715596 76073394 152146788 1610220173 3220440346 4830660519 6440880692 9661321038 19322642076