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4208093 = 7953267
BaseRepresentation
bin10000000011010111011101
321220210102022
4100003113131
52034124333
6230105525
750524331
oct20032735
97823368
104208093
11241466a
1214ab2a5
13b444c6
147b77c1
15581c98
hex4035dd

4208093 has 4 divisors (see below), whose sum is σ = 4261440. Its totient is φ = 4154748.

The previous prime is 4208081. The next prime is 4208107. The reversal of 4208093 is 3908024.

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.

It is a cyclic number.

It is not a de Polignac number, because 4208093 - 24 = 4208077 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 (4208053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26555 + ... + 26712.

It is an arithmetic number, because the mean of its divisors is an integer number (1065360).

Almost surely, 24208093 is an apocalyptic number.

4208093 is the 1097-th centered heptagonal number.

It is an amenable number.

4208093 is a deficient number, since it is larger than the sum of its proper divisors (53347).

4208093 is an equidigital number, since it uses as much as digits as its factorization.

4208093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53346.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4208093 is about 2051.3636927664. The cubic root of 4208093 is about 161.4464288894.

The spelling of 4208093 in words is "four million, two hundred eight thousand, ninety-three".

Divisors: 1 79 53267 4208093