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4172095 = 56113679
BaseRepresentation
bin1111111010100100111111
321211222001001
433322210333
52032001340
6225231131
750314354
oct17724477
97758031
104172095
11239a614
1214924a7
13b30cc5
147a862b
1557629a
hex3fa93f

4172095 has 8 divisors (see below), whose sum is σ = 5088960. Its totient is φ = 3282720.

The previous prime is 4172087. The next prime is 4172099. The reversal of 4172095 is 5902714.

It is a happy number.

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

It is not a de Polignac number, because 4172095 - 23 = 4172087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4172099) 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, 6535 + ... + 7144.

It is an arithmetic number, because the mean of its divisors is an integer number (636120).

Almost surely, 24172095 is an apocalyptic number.

4172095 is a deficient number, since it is larger than the sum of its proper divisors (916865).

4172095 is a wasteful number, since it uses less digits than its factorization.

4172095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13745.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 4172095 is about 2042.5706842114. The cubic root of 4172095 is about 160.9847470858.

The spelling of 4172095 in words is "four million, one hundred seventy-two thousand, ninety-five".

Divisors: 1 5 61 305 13679 68395 834419 4172095