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105682305 = 357045487
BaseRepresentation
bin1100100110010…
…01010110000001
321100212012212110
412103021112001
5204023313210
614253045533
72422166451
oct623112601
9240765773
10105682305
1154722753
122b4868a9
1318b83011
141006dd61
159428420
hex64c9581

105682305 has 8 divisors (see below), whose sum is σ = 169091712. Its totient is φ = 56363888.

The previous prime is 105682301. The next prime is 105682307. The reversal of 105682305 is 503286501.

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

It is a cyclic number.

It is not a de Polignac number, because 105682305 - 22 = 105682301 is a prime.

It is a super-2 number, since 2×1056823052 = 22337499180226050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105682301) 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 7 ways as a sum of consecutive naturals, for example, 3522729 + ... + 3522758.

It is an arithmetic number, because the mean of its divisors is an integer number (21136464).

Almost surely, 2105682305 is an apocalyptic number.

105682305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105682305 is a deficient number, since it is larger than the sum of its proper divisors (63409407).

105682305 is an equidigital number, since it uses as much as digits as its factorization.

105682305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7045495.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 105682305 is about 10280.1899301521. The cubic root of 105682305 is about 472.7890675393.

The spelling of 105682305 in words is "one hundred five million, six hundred eighty-two thousand, three hundred five".

Divisors: 1 3 5 15 7045487 21136461 35227435 105682305