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1055775673 = 4332438281
BaseRepresentation
bin111110111011011…
…101101110111001
32201120121221221201
4332323131232321
54130234310143
6252432534201
735106642121
oct7673355671
92646557851
101055775673
114a1a59987
122556b1361
1313a968444
14a0309c81
1562a4c64d
hex3eeddbb9

1055775673 has 4 divisors (see below), whose sum is σ = 1058214388. Its totient is φ = 1053336960.

The previous prime is 1055775661. The next prime is 1055775697. The reversal of 1055775673 is 3765775501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3765775501 = 4780122883.

It can be written as a sum of positive squares in 2 ways, for example, as 174160809 + 881614864 = 13197^2 + 29692^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1055775673 is a prime.

It is a super-2 number, since 2×10557756732 = 2229324543397205858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055770673) 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, 1218708 + ... + 1219573.

It is an arithmetic number, because the mean of its divisors is an integer number (264553597).

Almost surely, 21055775673 is an apocalyptic number.

It is an amenable number.

1055775673 is a deficient number, since it is larger than the sum of its proper divisors (2438715).

1055775673 is an equidigital number, since it uses as much as digits as its factorization.

1055775673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438714.

The product of its (nonzero) digits is 771750, while the sum is 46.

The square root of 1055775673 is about 32492.7018421060. The cubic root of 1055775673 is about 1018.2565606762.

The spelling of 1055775673 in words is "one billion, fifty-five million, seven hundred seventy-five thousand, six hundred seventy-three".

Divisors: 1 433 2438281 1055775673