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4155103044 = 2232277416677
BaseRepresentation
bin1111011110101001…
…1101011101000100
3101201120120002211100
43313222131131010
532002201244134
61524150140100
7204652536021
oct36752353504
911646502740
104155103044
1118424a1464
1297b651630
13512ab9271
142b5baa548
15194bb1999
hexf7a9d744

4155103044 has 36 divisors (see below), whose sum is σ = 10541120044. Its totient is φ = 1380030912.

The previous prime is 4155103037. The next prime is 4155103087. The reversal of 4155103044 is 4403015514.

It is a happy number.

4155103044 is a `hidden beast` number, since 41 + 551 + 0 + 30 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1568160000 + 2586943044 = 39600^2 + 50862^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 4155102999 and 4155103017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198367 + ... + 218310.

Almost surely, 24155103044 is an apocalyptic number.

It is an amenable number.

4155103044 is an abundant number, since it is smaller than the sum of its proper divisors (6386017000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4155103044 is a wasteful number, since it uses less digits than its factorization.

4155103044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416964 (or 416959 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 4155103044 is about 64460.0887681672. The cubic root of 4155103044 is about 1607.6589877958.

Adding to 4155103044 its reverse (4403015514), we get a palindrome (8558118558).

The spelling of 4155103044 in words is "four billion, one hundred fifty-five million, one hundred three thousand, forty-four".

Divisors: 1 2 3 4 6 9 12 18 36 277 554 831 1108 1662 2493 3324 4986 9972 416677 833354 1250031 1666708 2500062 3750093 5000124 7500186 15000372 115419529 230839058 346258587 461678116 692517174 1038775761 1385034348 2077551522 4155103044