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92668993390 = 2571918714207
BaseRepresentation
bin101011001001110000…
…0001001111101101110
322212012021001121202101
41112103200021331232
53004241230242030
6110323242045314
76460265306251
oct1262340117556
9285167047671
1092668993390
113633425a356
1215b627a983a
13897aa707cc
1446b157d098
1526258397ca
hex1593809f6e

92668993390 has 32 divisors (see below), whose sum is σ = 169183862784. Its totient is φ = 36538968480.

The previous prime is 92668993363. The next prime is 92668993411. The reversal of 92668993390 is 9339986629.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6515667 + ... + 6529873.

It is an arithmetic number, because the mean of its divisors is an integer number (5286995712).

Almost surely, 292668993390 is an apocalyptic number.

92668993390 is a deficient number, since it is larger than the sum of its proper divisors (76514869394).

92668993390 is a wasteful number, since it uses less digits than its factorization.

92668993390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23472.

The product of its (nonzero) digits is 34012224, while the sum is 64.

The spelling of 92668993390 in words is "ninety-two billion, six hundred sixty-eight million, nine hundred ninety-three thousand, three hundred ninety".

Divisors: 1 2 5 10 71 142 355 710 9187 14207 18374 28414 45935 71035 91870 142070 652277 1008697 1304554 2017394 3261385 5043485 6522770 10086970 130519709 261039418 652598545 1305197090 9266899339 18533798678 46334496695 92668993390