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109282669 = 743147083
BaseRepresentation
bin1101000001110…
…00010101101101
321121122010122021
412200320111231
5210434021134
614502150141
72464613236
oct640702555
9247563567
10109282669
1156761761
1230722351
1319843a02
141072a08d
1598da0b4
hex683856d

109282669 has 4 divisors (see below), whose sum is σ = 109430496. Its totient is φ = 109134844.

The previous prime is 109282633. The next prime is 109282687. The reversal of 109282669 is 966282901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 966282901 = 3016932029.

It is a cyclic number.

It is not a de Polignac number, because 109282669 - 29 = 109282157 is a prime.

It is a super-2 number, since 2×1092826692 = 23885403487527122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109282609) 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 3 ways as a sum of consecutive naturals, for example, 72799 + ... + 74284.

It is an arithmetic number, because the mean of its divisors is an integer number (27357624).

Almost surely, 2109282669 is an apocalyptic number.

It is an amenable number.

109282669 is a deficient number, since it is larger than the sum of its proper divisors (147827).

109282669 is an equidigital number, since it uses as much as digits as its factorization.

109282669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147826.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 109282669 is about 10453.8351335766. The cubic root of 109282669 is about 478.0981880190.

The spelling of 109282669 in words is "one hundred nine million, two hundred eighty-two thousand, six hundred sixty-nine".

Divisors: 1 743 147083 109282669