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6106409 = 139197223
BaseRepresentation
bin10111010010110100101001
3102111020102022
4113102310221
53030401114
6334514225
7102621641
oct27226451
912436368
106106409
1134a0921
122065975
13135a57a
14b4d521
1580948e
hex5d2d29

6106409 has 8 divisors (see below), whose sum is σ = 6209280. Its totient is φ = 6004656.

The previous prime is 6106403. The next prime is 6106421. The reversal of 6106409 is 9046016.

6106409 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6106409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6106403) 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, 27272 + ... + 27494.

It is an arithmetic number, because the mean of its divisors is an integer number (776160).

Almost surely, 26106409 is an apocalyptic number.

It is an amenable number.

6106409 is a deficient number, since it is larger than the sum of its proper divisors (102871).

6106409 is a wasteful number, since it uses less digits than its factorization.

6106409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 6106409 is about 2471.1149305526. The cubic root of 6106409 is about 182.7799818315.

The spelling of 6106409 in words is "six million, one hundred six thousand, four hundred nine".

Divisors: 1 139 197 223 27383 30997 43931 6106409