[go: up one dir, main page]

Search a number
-
+
1055328757 = 7236554837
BaseRepresentation
bin111110111001110…
…000100111110101
32201112210020220021
4332321300213311
54130131010012
6252415205141
735103101140
oct7671604765
92645706807
101055328757
114a178412a
122555167b1
1313a83cbb2
14a0231057
15629b0007
hex3ee709f5

1055328757 has 8 divisors (see below), whose sum is σ = 1258528896. Its totient is φ = 865238352.

The previous prime is 1055328749. The next prime is 1055328779. The reversal of 1055328757 is 7578235501.

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 1055328757 - 23 = 1055328749 is a prime.

It is a super-2 number, since 2×10553287572 = 2227437570702330098, 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 (1055320757) 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 7 ways as a sum of consecutive naturals, for example, 3277258 + ... + 3277579.

It is an arithmetic number, because the mean of its divisors is an integer number (157316112).

Almost surely, 21055328757 is an apocalyptic number.

It is an amenable number.

1055328757 is a deficient number, since it is larger than the sum of its proper divisors (203200139).

1055328757 is an equidigital number, since it uses as much as digits as its factorization.

1055328757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6554867.

The product of its (nonzero) digits is 294000, while the sum is 43.

The square root of 1055328757 is about 32485.8239390661. The cubic root of 1055328757 is about 1018.1128624178.

The spelling of 1055328757 in words is "one billion, fifty-five million, three hundred twenty-eight thousand, seven hundred fifty-seven".

Divisors: 1 7 23 161 6554837 45883859 150761251 1055328757