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67090122 = 23211338839
BaseRepresentation
bin1111111111101…
…1011011001010
311200020112100100
43333323123022
5114133340442
610353550230
71443154011
oct377733312
9150215310
1067090122
1134963890
121a575376
1310b901c8
148ca5a78
155d5384c
hex3ffb6ca

67090122 has 24 divisors (see below), whose sum is σ = 158577120. Its totient is φ = 20330280.

The previous prime is 67090117. The next prime is 67090129. The reversal of 67090122 is 22109076.

It is not an unprimeable number, because it can be changed into a prime (67090129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169222 + ... + 169617.

It is an arithmetic number, because the mean of its divisors is an integer number (6607380).

Almost surely, 267090122 is an apocalyptic number.

67090122 is an abundant number, since it is smaller than the sum of its proper divisors (91486998).

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

67090122 is a wasteful number, since it uses less digits than its factorization.

67090122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338858 (or 338855 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 67090122 is about 8190.8559992225. The cubic root of 67090122 is about 406.3368353391.

Adding to 67090122 its reverse (22109076), we get a palindrome (89199198).

The spelling of 67090122 in words is "sixty-seven million, ninety thousand, one hundred twenty-two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 338839 677678 1016517 2033034 3049551 3727229 6099102 7454458 11181687 22363374 33545061 67090122