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3106138 = 271731421
BaseRepresentation
bin1011110110010101011010
312211210211011
423312111122
51243344023
6150324134
735254540
oct13662532
95753734
103106138
111831762
12105964a
13849a69
145abd90
1541550d
hex2f655a

3106138 has 32 divisors (see below), whose sum is σ = 5833728. Its totient is φ = 1209600.

The previous prime is 3106133. The next prime is 3106151. The reversal of 3106138 is 8316013.

3106138 is a modest number, since divided by 6138 gives 310 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3106133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7168 + ... + 7588.

It is an arithmetic number, because the mean of its divisors is an integer number (182304).

Almost surely, 23106138 is an apocalyptic number.

3106138 is a deficient number, since it is larger than the sum of its proper divisors (2727590).

3106138 is a wasteful number, since it uses less digits than its factorization.

3106138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 3106138 is about 1762.4238990663. The cubic root of 3106138 is about 145.9061447202.

The spelling of 3106138 in words is "three million, one hundred six thousand, one hundred thirty-eight".

Divisors: 1 2 7 14 17 31 34 62 119 217 238 421 434 527 842 1054 2947 3689 5894 7157 7378 13051 14314 26102 50099 91357 100198 182714 221867 443734 1553069 3106138