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211104041 = 1970915671
BaseRepresentation
bin11001001010100…
…11000100101001
3112201020012022012
430211103010221
5413020312131
632540405305
75142232451
oct1445230451
9481205265
10211104041
11a9187655
125a846835
1334974545
1420072d61
15137ee52b
hexc953129

211104041 has 8 divisors (see below), whose sum is σ = 222542400. Its totient is φ = 199698480.

The previous prime is 211104031. The next prime is 211104059. The reversal of 211104041 is 140401112.

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

It is a cyclic number.

It is not a de Polignac number, because 211104041 - 210 = 211103017 is a prime.

It is a super-2 number, since 2×2111040412 = 89129832253059362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211104031) 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, 5636 + ... + 21306.

It is an arithmetic number, because the mean of its divisors is an integer number (27817800).

Almost surely, 2211104041 is an apocalyptic number.

It is an amenable number.

211104041 is a deficient number, since it is larger than the sum of its proper divisors (11438359).

211104041 is a wasteful number, since it uses less digits than its factorization.

211104041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16399.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 211104041 is about 14529.4198438892. The cubic root of 211104041 is about 595.4320154149.

Adding to 211104041 its reverse (140401112), we get a palindrome (351505153).

The spelling of 211104041 in words is "two hundred eleven million, one hundred four thousand, forty-one".

Divisors: 1 19 709 13471 15671 297749 11110739 211104041