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4129093 = 7952267
BaseRepresentation
bin1111110000000101000101
321202210001101
433300011011
52024112333
6224300101
750045113
oct17600505
97683041
104129093
112370281
121471631
13b17567
14796ab3
1556867d
hex3f0145

4129093 has 4 divisors (see below), whose sum is σ = 4181440. Its totient is φ = 4076748.

The previous prime is 4129087. The next prime is 4129109. The reversal of 4129093 is 3909214.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3909214 = 21954607.

It is a cyclic number.

It is not a de Polignac number, because 4129093 - 29 = 4128581 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 (4129003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26055 + ... + 26212.

It is an arithmetic number, because the mean of its divisors is an integer number (1045360).

Almost surely, 24129093 is an apocalyptic number.

It is an amenable number.

4129093 is a deficient number, since it is larger than the sum of its proper divisors (52347).

4129093 is an equidigital number, since it uses as much as digits as its factorization.

4129093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52346.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 4129093 is about 2032.0169782755. The cubic root of 4129093 is about 160.4297431592.

The spelling of 4129093 in words is "four million, one hundred twenty-nine thousand, ninety-three".

Divisors: 1 79 52267 4129093