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133219422 = 23275319949
BaseRepresentation
bin1111111000011…
…00010001011110
3100021200020200200
413330030101132
5233101010142
621115204330
73205226550
oct774142136
9307606620
10133219422
11692207a6
12387466a6
13217a4c7b
141399b4d0
15ba6764c
hex7f0c45e

133219422 has 48 divisors (see below), whose sum is σ = 336117600. Its totient is φ = 37342656.

The previous prime is 133219421. The next prime is 133219423. The reversal of 133219422 is 224912331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (133219421) and next prime (133219423).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133219421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3297 + ... + 16652.

It is an arithmetic number, because the mean of its divisors is an integer number (7002450).

Almost surely, 2133219422 is an apocalyptic number.

133219422 is an abundant number, since it is smaller than the sum of its proper divisors (202898178).

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

133219422 is a wasteful number, since it uses less digits than its factorization.

133219422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20017 (or 20014 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 133219422 is about 11542.0718244170. The cubic root of 133219422 is about 510.7274279296.

The spelling of 133219422 in words is "one hundred thirty-three million, two hundred nineteen thousand, four hundred twenty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 53 63 106 126 159 318 371 477 742 954 1113 2226 3339 6678 19949 39898 59847 119694 139643 179541 279286 359082 418929 837858 1057297 1256787 2114594 2513574 3171891 6343782 7401079 9515673 14802158 19031346 22203237 44406474 66609711 133219422