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11938284206 = 221135380141
BaseRepresentation
bin10110001111001001…
…11100001010101110
31010210222222200012022
423013210330022232
5143422200043311
65252342510142
7601561512212
oct130744741256
933728880168
1011938284206
115076939692
122392135352
1311834368c4
14813754942
1549d12e5db
hex2c793c2ae

11938284206 has 16 divisors (see below), whose sum is σ = 18043490448. Its totient is φ = 5923948800.

The previous prime is 11938284203. The next prime is 11938284227. The reversal of 11938284206 is 60248283911.

It is a happy number.

11938284206 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11938284203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108896 + ... + 189036.

It is an arithmetic number, because the mean of its divisors is an integer number (1127718153).

Almost surely, 211938284206 is an apocalyptic number.

11938284206 is a deficient number, since it is larger than the sum of its proper divisors (6105206242).

11938284206 is a wasteful number, since it uses less digits than its factorization.

11938284206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80707.

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 11938284206 in words is "eleven billion, nine hundred thirty-eight million, two hundred eighty-four thousand, two hundred six".

Divisors: 1 2 211 353 422 706 74483 80141 148966 160282 16909751 28289773 33819502 56579546 5969142103 11938284206