Search a number
-
+
5755311181 = 53157691661
BaseRepresentation
bin1010101110000101…
…10001010001001101
3112212002122002201101
411113002301101031
543241324424211
62351032143101
7262423223614
oct52702612115
915762562641
105755311181
1124937a5524
121147537a91
13709495999
143c851687b
1523a4025c1
hex1570b144d

5755311181 has 8 divisors (see below), whose sum is σ = 5901260184. Its totient is φ = 5610745920.

The previous prime is 5755311131. The next prime is 5755311209. The reversal of 5755311181 is 1811135575.

It can be written as a sum of positive squares in 4 ways, for example, as 1542132900 + 4213178281 = 39270^2 + 64909^2 .

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 5755311181 - 219 = 5754786893 is a prime.

It is a super-2 number, since 2×57553111812 = 66247213580287229522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5755311181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5755311131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337510 + ... + 354151.

It is an arithmetic number, because the mean of its divisors is an integer number (737657523).

Almost surely, 25755311181 is an apocalyptic number.

It is an amenable number.

5755311181 is a deficient number, since it is larger than the sum of its proper divisors (145949003).

5755311181 is a wasteful number, since it uses less digits than its factorization.

5755311181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691871.

The product of its digits is 21000, while the sum is 37.

The square root of 5755311181 is about 75863.7672476130. The cubic root of 5755311181 is about 1792.0753662175.

The spelling of 5755311181 in words is "five billion, seven hundred fifty-five million, three hundred eleven thousand, one hundred eighty-one".

Divisors: 1 53 157 8321 691661 36658033 108590777 5755311181