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194088468 = 223710122877
BaseRepresentation
bin10111001000110…
…00111000010100
3111112012201022210
423210120320110
5344141312333
631131553420
74544503410
oct1344307024
9445181283
10194088468
119a6155a2
1254bbb870
1331297662
141bac3d40
151208ca63
hexb918e14

194088468 has 48 divisors (see below), whose sum is σ = 522716544. Its totient is φ = 54902400.

The previous prime is 194088451. The next prime is 194088509. The reversal of 194088468 is 864880491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2955 + ... + 19922.

It is an arithmetic number, because the mean of its divisors is an integer number (10889928).

Almost surely, 2194088468 is an apocalyptic number.

It is an amenable number.

194088468 is an abundant number, since it is smaller than the sum of its proper divisors (328628076).

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

194088468 is a wasteful number, since it uses less digits than its factorization.

194088468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22992 (or 22990 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 194088468 is about 13931.5637313261. The cubic root of 194088468 is about 578.9840200099.

The spelling of 194088468 in words is "one hundred ninety-four million, eighty-eight thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 101 202 303 404 606 707 1212 1414 2121 2828 4242 8484 22877 45754 68631 91508 137262 160139 274524 320278 480417 640556 960834 1921668 2310577 4621154 6931731 9242308 13863462 16174039 27726924 32348078 48522117 64696156 97044234 194088468