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6199141 = 132811697
BaseRepresentation
bin10111101001011101100101
3102122221121211
4113221131211
53041333031
6340511421
7103456204
oct27513545
912587554
106199141
113554563
1220ab571
131390840
14b7523b
15826bb1
hex5e9765

6199141 has 8 divisors (see below), whose sum is σ = 6703704. Its totient is φ = 5698560.

The previous prime is 6199133. The next prime is 6199153. The reversal of 6199141 is 1419916.

It can be written as a sum of positive squares in 4 ways, for example, as 1876900 + 4322241 = 1370^2 + 2079^2 .

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 6199141 - 23 = 6199133 is a prime.

It is a Duffinian number.

6199141 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6190141) 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, 2805 + ... + 4501.

It is an arithmetic number, because the mean of its divisors is an integer number (837963).

Almost surely, 26199141 is an apocalyptic number.

It is an amenable number.

6199141 is a deficient number, since it is larger than the sum of its proper divisors (504563).

6199141 is a wasteful number, since it uses less digits than its factorization.

6199141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991.

The product of its digits is 1944, while the sum is 31.

The square root of 6199141 is about 2489.8074222719. The cubic root of 6199141 is about 183.7005704118.

The spelling of 6199141 in words is "six million, one hundred ninety-nine thousand, one hundred forty-one".

Divisors: 1 13 281 1697 3653 22061 476857 6199141