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3105310441 = 28571086913
BaseRepresentation
bin1011100100010111…
…0100011011101001
322000102012010002211
42321011310123221
522324424413231
61232045325121
7136644463132
oct27105643351
98012163084
103105310441
111353959772
12727b667a1
133a64671cc
142165bac89
15132946eb1
hexb91746e9

3105310441 has 4 divisors (see below), whose sum is σ = 3106400212. Its totient is φ = 3104220672.

The previous prime is 3105310337. The next prime is 3105310463. The reversal of 3105310441 is 1440135013.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1440135013 = 1798045447.

It can be written as a sum of positive squares in 2 ways, for example, as 1895731600 + 1209578841 = 43540^2 + 34779^2 .

It is a cyclic number.

It is not a de Polignac number, because 3105310441 - 223 = 3096921833 is a prime.

It is a super-2 number, since 2×31053104412 = 19285905869967228962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3105310471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540600 + ... + 546313.

It is an arithmetic number, because the mean of its divisors is an integer number (776600053).

Almost surely, 23105310441 is an apocalyptic number.

It is an amenable number.

3105310441 is a deficient number, since it is larger than the sum of its proper divisors (1089771).

3105310441 is a wasteful number, since it uses less digits than its factorization.

3105310441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089770.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3105310441 is about 55725.3123903312. The cubic root of 3105310441 is about 1458.9318579089.

Adding to 3105310441 its reverse (1440135013), we get a palindrome (4545445454).

The spelling of 3105310441 in words is "three billion, one hundred five million, three hundred ten thousand, four hundred forty-one".

Divisors: 1 2857 1086913 3105310441