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1055160757 = 7221533893
BaseRepresentation
bin111110111001000…
…111100110110101
32201112110201110001
4332321013212311
54130110121012
6252411431301
735101501300
oct7671074665
92645421401
101055160757
114a1679992
12255455531
1313a7b15a1
14a01c9b37
156297a357
hex3ee479b5

1055160757 has 6 divisors (see below), whose sum is σ = 1227431958. Its totient is φ = 904423464.

The previous prime is 1055160751. The next prime is 1055160773. The reversal of 1055160757 is 7570615501.

It can be written as a sum of positive squares in only one way, i.e., 1033686801 + 21473956 = 32151^2 + 4634^2 .

It is not a de Polignac number, because 1055160757 - 27 = 1055160629 is a prime.

It is a super-2 number, since 2×10551607572 = 2226728446225626098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055160751) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 10766898 + ... + 10766995.

It is an arithmetic number, because the mean of its divisors is an integer number (204571993).

Almost surely, 21055160757 is an apocalyptic number.

It is an amenable number.

1055160757 is a deficient number, since it is larger than the sum of its proper divisors (172271201).

1055160757 is an equidigital number, since it uses as much as digits as its factorization.

1055160757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21533907 (or 21533900 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 37.

The square root of 1055160757 is about 32483.2380928995. The cubic root of 1055160757 is about 1018.0588343763.

The spelling of 1055160757 in words is "one billion, fifty-five million, one hundred sixty thousand, seven hundred fifty-seven".

Divisors: 1 7 49 21533893 150737251 1055160757