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109086007 = 739147613
BaseRepresentation
bin1101000000010…
…00010100110111
321121021010212111
412200020110313
5210411223012
614454031451
72463134002
oct640102467
9247233774
10109086007
1156637a28
1230648587
13197a5344
14106b8539
15989bba7
hex6808537

109086007 has 4 divisors (see below), whose sum is σ = 109234360. Its totient is φ = 108937656.

The previous prime is 109085989. The next prime is 109086037. The reversal of 109086007 is 700680901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700680901 = 2330464387.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-109086007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109086007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109086037) 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 3 ways as a sum of consecutive naturals, for example, 73068 + ... + 74545.

It is an arithmetic number, because the mean of its divisors is an integer number (27308590).

Almost surely, 2109086007 is an apocalyptic number.

109086007 is a deficient number, since it is larger than the sum of its proper divisors (148353).

109086007 is an equidigital number, since it uses as much as digits as its factorization.

109086007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148352.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 109086007 is about 10444.4246849695. The cubic root of 109086007 is about 477.8112251548.

The spelling of 109086007 in words is "one hundred nine million, eighty-six thousand, seven".

Divisors: 1 739 147613 109086007