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4121101 = 4787683
BaseRepresentation
bin1111101110001000001101
321202101002101
433232020031
52023333401
6224155101
750012605
oct17561015
97671071
104121101
112365276
121468a91
13b13a2a
14793c05
15566101
hex3ee20d

4121101 has 4 divisors (see below), whose sum is σ = 4208832. Its totient is φ = 4033372.

The previous prime is 4121087. The next prime is 4121107. The reversal of 4121101 is 1011214.

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: 1011214 = 2505607.

It is a cyclic number.

It is not a de Polignac number, because 4121101 - 211 = 4119053 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 (4121107) 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, 43795 + ... + 43888.

It is an arithmetic number, because the mean of its divisors is an integer number (1052208).

Almost surely, 24121101 is an apocalyptic number.

It is an amenable number.

4121101 is a deficient number, since it is larger than the sum of its proper divisors (87731).

4121101 is an equidigital number, since it uses as much as digits as its factorization.

4121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87730.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 4121101 is about 2030.0495067855. The cubic root of 4121101 is about 160.3261705654.

Adding to 4121101 its reverse (1011214), we get a palindrome (5132315).

The spelling of 4121101 in words is "four million, one hundred twenty-one thousand, one hundred one".

Divisors: 1 47 87683 4121101