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214431041 = 1119493731
BaseRepresentation
bin11001100011111…
…11010101000001
3112221111020002102
430301333111001
5414343243131
633140000145
75212430246
oct1461772501
9487436072
10214431041
1110004a240
125b990055
133556a996
142069b5cd
1513c5a1cb
hexcc7f541

214431041 has 4 divisors (see below), whose sum is σ = 233924784. Its totient is φ = 194937300.

The previous prime is 214431037. The next prime is 214431053. The reversal of 214431041 is 140134412.

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 214431041 - 22 = 214431037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214431031) 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, 9746855 + ... + 9746876.

It is an arithmetic number, because the mean of its divisors is an integer number (58481196).

Almost surely, 2214431041 is an apocalyptic number.

It is an amenable number.

214431041 is a deficient number, since it is larger than the sum of its proper divisors (19493743).

214431041 is a wasteful number, since it uses less digits than its factorization.

214431041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19493742.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 214431041 is about 14643.4641051904. The cubic root of 214431041 is about 598.5437285003.

Adding to 214431041 its reverse (140134412), we get a palindrome (354565453).

The spelling of 214431041 in words is "two hundred fourteen million, four hundred thirty-one thousand, forty-one".

Divisors: 1 11 19493731 214431041