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106318656 = 263420509
BaseRepresentation
bin1100101011001…
…00101101000000
321102001112210000
412111210231000
5204204144111
614314440000
72430456633
oct625445500
9242045700
10106318656
1155017864
122b733000
1319046862
1410197c1a
159501c56
hex6564b40

106318656 has 70 divisors (see below), whose sum is σ = 315177170. Its totient is φ = 35437824.

The previous prime is 106318651. The next prime is 106318657. The reversal of 106318656 is 656813601.

It is a happy number.

106318656 is a `hidden beast` number, since 10 + 631 + 8 + 6 + 5 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 77158656 + 29160000 = 8784^2 + 5400^2 .

It is a super-2 number, since 2×1063186562 = 22607313227292672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 106318656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106318651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5071 + ... + 15438.

It is an arithmetic number, because the mean of its divisors is an integer number (4502531).

Almost surely, 2106318656 is an apocalyptic number.

106318656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

106318656 is an abundant number, since it is smaller than the sum of its proper divisors (208858514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106318656 is an equidigital number, since it uses as much as digits as its factorization.

106318656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20533 (or 20514 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 106318656 is about 10311.0938314031. The cubic root of 106318656 is about 473.7361133302.

The spelling of 106318656 in words is "one hundred six million, three hundred eighteen thousand, six hundred fifty-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 288 324 432 576 648 864 1296 1728 2592 5184 20509 41018 61527 82036 123054 164072 184581 246108 328144 369162 492216 553743 656288 738324 984432 1107486 1312576 1476648 1661229 1968864 2214972 2953296 3322458 3937728 4429944 5906592 6644916 8859888 11813184 13289832 17719776 26579664 35439552 53159328 106318656