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105134884756 = 221121130736887
BaseRepresentation
bin110000111101010000…
…1110000011110010100
3101001101000211111220121
41201322201300132110
53210304012303011
6120144233241324
710411224526666
oct1417241603624
9331330744817
10105134884756
11406509a1010
1218461563244
139bb65a72a5
145134dd4536
152b04e36e71
hex187a870794

105134884756 has 48 divisors (see below), whose sum is σ = 202325663232. Its totient is φ = 47405887200.

The previous prime is 105134884747. The next prime is 105134884783. The reversal of 105134884756 is 657488431501.

It is a super-2 number, since 2×1051348847562 (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

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 15 ways as a sum of consecutive naturals, for example, 2831745 + ... + 2868631.

It is an arithmetic number, because the mean of its divisors is an integer number (4215117984).

Almost surely, 2105134884756 is an apocalyptic number.

It is an amenable number.

105134884756 is a deficient number, since it is larger than the sum of its proper divisors (97190778476).

105134884756 is a wasteful number, since it uses less digits than its factorization.

105134884756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37420 (or 37418 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 105134884756 in words is "one hundred five billion, one hundred thirty-four million, eight hundred eighty-four thousand, seven hundred fifty-six".

Divisors: 1 2 4 11 22 44 211 307 422 614 844 1228 2321 3377 4642 6754 9284 13508 36887 64777 73774 129554 147548 259108 405757 712547 811514 1425094 1623028 2850188 7783157 11324309 15566314 22648618 31132628 45297236 85614727 124567399 171229454 249134798 342458908 498269596 2389429199 4778858398 9557716796 26283721189 52567442378 105134884756