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6144109 = 37211787
BaseRepresentation
bin10111011100000001101101
3102120011010121
4113130001231
53033102414
6335404541
7103136566
oct27340155
912504117
106144109
113517184
122083751
13137178a
14b5d16d
15815724
hex5dc06d

6144109 has 8 divisors (see below), whose sum is σ = 6348128. Its totient is φ = 5942160.

The previous prime is 6144091. The next prime is 6144113. The reversal of 6144109 is 9014416.

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 6144109 - 29 = 6143597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6144119) 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, 7414 + ... + 8200.

It is an arithmetic number, because the mean of its divisors is an integer number (793516).

Almost surely, 26144109 is an apocalyptic number.

It is an amenable number.

6144109 is a deficient number, since it is larger than the sum of its proper divisors (204019).

6144109 is a wasteful number, since it uses less digits than its factorization.

6144109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 6144109 is about 2478.7313287244. The cubic root of 6144109 is about 183.1553619085.

The spelling of 6144109 in words is "six million, one hundred forty-four thousand, one hundred nine".

Divisors: 1 37 211 787 7807 29119 166057 6144109