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196669122 = 23138113109
BaseRepresentation
bin10111011100011…
…10111011000010
3111201001211022120
423232032323002
5400321402442
631303145110
74605442236
oct1356167302
9451054276
10196669122
11a1018471
1255a45196
133198c180
141c1965c6
15123ec4ec
hexbb8eec2

196669122 has 32 divisors (see below), whose sum is σ = 424253760. Its totient is φ = 60419520.

The previous prime is 196669069. The next prime is 196669129. The reversal of 196669122 is 221966691.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (196669129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61704 + ... + 64812.

It is an arithmetic number, because the mean of its divisors is an integer number (13257930).

Almost surely, 2196669122 is an apocalyptic number.

196669122 is an abundant number, since it is smaller than the sum of its proper divisors (227584638).

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

196669122 is a wasteful number, since it uses less digits than its factorization.

196669122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938.

The product of its digits is 69984, while the sum is 42.

The square root of 196669122 is about 14023.8768534239. The cubic root of 196669122 is about 581.5388406489.

The spelling of 196669122 in words is "one hundred ninety-six million, six hundred sixty-nine thousand, one hundred twenty-two".

Divisors: 1 2 3 6 13 26 39 78 811 1622 2433 3109 4866 6218 9327 10543 18654 21086 31629 40417 63258 80834 121251 242502 2521399 5042798 7564197 15128394 32778187 65556374 98334561 196669122