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121946226 = 2322219151
BaseRepresentation
bin1110100010011…
…00000001110010
322111110111202220
413101030001302
5222204234401
620033421510
73010345233
oct721140162
9274414686
10121946226
1162921006
1234a0a896
131c358a3c
14122a508a
15aa8c336
hex744c072

121946226 has 16 divisors (see below), whose sum is σ = 244028928. Its totient is φ = 40626000.

The previous prime is 121946221. The next prime is 121946273. The reversal of 121946226 is 622649121.

It is not an unprimeable number, because it can be changed into a prime (121946221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8751 + ... + 17901.

It is an arithmetic number, because the mean of its divisors is an integer number (15251808).

Almost surely, 2121946226 is an apocalyptic number.

121946226 is an abundant number, since it is smaller than the sum of its proper divisors (122082702).

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

121946226 is a wasteful number, since it uses less digits than its factorization.

121946226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11377.

The product of its digits is 10368, while the sum is 33.

The square root of 121946226 is about 11042.9265142896. The cubic root of 121946226 is about 495.8946863860.

The spelling of 121946226 in words is "one hundred twenty-one million, nine hundred forty-six thousand, two hundred twenty-six".

Divisors: 1 2 3 6 2221 4442 6663 9151 13326 18302 27453 54906 20324371 40648742 60973113 121946226