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106730 = 2513821
BaseRepresentation
bin11010000011101010
312102101222
4122003222
511403410
62142042
7623111
oct320352
9172358
10106730
1173208
1251922
1339770
142ac78
1521955
hex1a0ea

106730 has 16 divisors (see below), whose sum is σ = 207144. Its totient is φ = 39360.

The previous prime is 106727. The next prime is 106739. The reversal of 106730 is 37601.

It can be written as a sum of positive squares in 4 ways, for example, as 54289 + 52441 = 233^2 + 229^2 .

It is a super-2 number, since 2×1067302 = 22782585800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 106699 and 106708.

It is not an unprimeable number, because it can be changed into a prime (106739) 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, 281 + ... + 540.

2106730 is an apocalyptic number.

106730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106730 is a deficient number, since it is larger than the sum of its proper divisors (100414).

106730 is a wasteful number, since it uses less digits than its factorization.

106730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 106730 is about 326.6955769520. The cubic root of 106730 is about 47.4346284490.

The spelling of 106730 in words is "one hundred six thousand, seven hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 821 1642 4105 8210 10673 21346 53365 106730