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109650413 = 968911317
BaseRepresentation
bin1101000100100…
…10000111101101
321122022211002102
412202102013231
5211032303123
614514104445
72501004335
oct642220755
9248284072
10109650413
1156992a84
123087b125
1319942202
14107c40c5
15995e028
hex68921ed

109650413 has 4 divisors (see below), whose sum is σ = 109671420. Its totient is φ = 109629408.

The previous prime is 109650383. The next prime is 109650419. The reversal of 109650413 is 314056901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 314056901 = 1811735121.

It can be written as a sum of positive squares in 2 ways, for example, as 89056969 + 20593444 = 9437^2 + 4538^2 .

It is a cyclic number.

It is not a de Polignac number, because 109650413 - 214 = 109634029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109650419) 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, 4031 + ... + 15347.

It is an arithmetic number, because the mean of its divisors is an integer number (27417855).

Almost surely, 2109650413 is an apocalyptic number.

It is an amenable number.

109650413 is a deficient number, since it is larger than the sum of its proper divisors (21007).

109650413 is an equidigital number, since it uses as much as digits as its factorization.

109650413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21006.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 109650413 is about 10471.4093129817. The cubic root of 109650413 is about 478.6338658059.

The spelling of 109650413 in words is "one hundred nine million, six hundred fifty thousand, four hundred thirteen".

Divisors: 1 9689 11317 109650413