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196430382 = 23219356543
BaseRepresentation
bin10111011010101…
…00101000101110
3111200121200211100
423231110220232
5400241233012
631254103530
74603426221
oct1355245056
9450550740
10196430382
11a0975065
125594aba6
13319075c5
141c1335b8
15123a18dc
hexbb54a2e

196430382 has 24 divisors (see below), whose sum is σ = 427811904. Its totient is φ = 65136384.

The previous prime is 196430363. The next prime is 196430383. The reversal of 196430382 is 283034691.

196430382 is a `hidden beast` number, since 1 + 9 + 643 + 0 + 3 + 8 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196430383) 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, 24798 + ... + 31745.

It is an arithmetic number, because the mean of its divisors is an integer number (17825496).

Almost surely, 2196430382 is an apocalyptic number.

196430382 is an abundant number, since it is smaller than the sum of its proper divisors (231381522).

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

196430382 is a wasteful number, since it uses less digits than its factorization.

196430382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56744 (or 56741 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 196430382 is about 14015.3623570709. The cubic root of 196430382 is about 581.3034320634.

The spelling of 196430382 in words is "one hundred ninety-six million, four hundred thirty thousand, three hundred eighty-two".

Divisors: 1 2 3 6 9 18 193 386 579 1158 1737 3474 56543 113086 169629 339258 508887 1017774 10912799 21825598 32738397 65476794 98215191 196430382