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401052206 = 219725167
BaseRepresentation
bin10111111001111…
…001001000101110
31000221122120012102
4113321321020232
51310132132311
6103443535102
712636613262
oct2771711056
91027576172
10401052206
11196424505
12b238a492
136511c4c9
143b39a0a2
152532043b
hex17e7922e

401052206 has 12 divisors (see below), whose sum is σ = 604764528. Its totient is φ = 199469592.

The previous prime is 401052199. The next prime is 401052217. The reversal of 401052206 is 602250104.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75035 + ... + 80201.

It is an arithmetic number, because the mean of its divisors is an integer number (50397044).

Almost surely, 2401052206 is an apocalyptic number.

401052206 is a deficient number, since it is larger than the sum of its proper divisors (203712322).

401052206 is an equidigital number, since it uses as much as digits as its factorization.

401052206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563 (or 5366 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 401052206 is about 20026.2878736924. The cubic root of 401052206 is about 737.4517940722.

The spelling of 401052206 in words is "four hundred one million, fifty-two thousand, two hundred six".

Divisors: 1 2 197 394 5167 10334 38809 77618 1017899 2035798 200526103 401052206