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108690584382 = 23227211221909
BaseRepresentation
bin110010100111001110…
…1101011001100111110
3101101112211111202211100
41211032131223030332
53240044242200012
6121533132233530
710565311503132
oct1451635531476
9341484452740
10108690584382
1142106001846
121909430b8a6
13a332146373
1453913313c2
152c621978dc
hex194e76b33e

108690584382 has 24 divisors (see below), whose sum is σ = 235505981880. Its totient is φ = 36228700080.

The previous prime is 108690584381. The next prime is 108690584419. The reversal of 108690584382 is 283485096801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108690584381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378844 + ... + 600752.

It is an arithmetic number, because the mean of its divisors is an integer number (9812749245).

Almost surely, 2108690584382 is an apocalyptic number.

108690584382 is an abundant number, since it is smaller than the sum of its proper divisors (126815397498).

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

108690584382 is a wasteful number, since it uses less digits than its factorization.

108690584382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249128 (or 249125 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 108690584382 in words is "one hundred eight billion, six hundred ninety million, five hundred eighty-four thousand, three hundred eighty-two".

Divisors: 1 2 3 6 9 18 27211 54422 81633 163266 221909 244899 443818 489798 665727 1331454 1997181 3994362 6038365799 12076731598 18115097397 36230194794 54345292191 108690584382