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6904183138 = 216720671207
BaseRepresentation
bin1100110111000010…
…10111100101100010
3122211011102211202121
412123201113211202
5103114432330023
63101032334454
7333043405546
oct63341274542
918734384677
106904183138
112a2325aa86
12140824442a
138604c8488
14496d37a26
152a61ddd5d
hex19b857962

6904183138 has 8 divisors (see below), whose sum is σ = 10418288832. Its totient is φ = 3431420196.

The previous prime is 6904183133. The next prime is 6904183147. The reversal of 6904183138 is 8313814096.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6904183094 and 6904183103.

It is not an unprimeable number, because it can be changed into a prime (6904183133) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10335270 + ... + 10335937.

It is an arithmetic number, because the mean of its divisors is an integer number (1302286104).

Almost surely, 26904183138 is an apocalyptic number.

6904183138 is a deficient number, since it is larger than the sum of its proper divisors (3514105694).

6904183138 is a wasteful number, since it uses less digits than its factorization.

6904183138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20671376.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 6904183138 is about 83091.4143458877. The cubic root of 6904183138 is about 1904.1629072958.

The spelling of 6904183138 in words is "six billion, nine hundred four million, one hundred eighty-three thousand, one hundred thirty-eight".

Divisors: 1 2 167 334 20671207 41342414 3452091569 6904183138