Base | Representation |
---|---|
bin | 111110111010101… |
… | …101010010000111 |
3 | 2201120020212201201 |
4 | 332322231102013 |
5 | 4130211432343 |
6 | 252424403331 |
7 | 35105154421 |
oct | 7672552207 |
9 | 2646225651 |
10 | 1055577223 |
11 | 4a1933878 |
12 | 255616547 |
13 | 13a8c900c |
14 | a0297811 |
15 | 62a0d94d |
hex | 3eead487 |
1055577223 has 4 divisors (see below), whose sum is σ = 1068939040. Its totient is φ = 1042215408.
The previous prime is 1055577221. The next prime is 1055577227. The reversal of 1055577223 is 3227755501.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1055577223 - 21 = 1055577221 is a prime.
It is a super-2 number, since 2×10555772232 = 2228486547432783458, 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 (1055577221) 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, 6680790 + ... + 6680947.
It is an arithmetic number, because the mean of its divisors is an integer number (267234760).
Almost surely, 21055577223 is an apocalyptic number.
1055577223 is a deficient number, since it is larger than the sum of its proper divisors (13361817).
1055577223 is an equidigital number, since it uses as much as digits as its factorization.
1055577223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13361816.
The product of its (nonzero) digits is 73500, while the sum is 37.
The square root of 1055577223 is about 32489.6479359195. The cubic root of 1055577223 is about 1018.1927574517.
It can be divided in two parts, 10555 and 77223, that added together give a palindrome (87778).
The spelling of 1055577223 in words is "one billion, fifty-five million, five hundred seventy-seven thousand, two hundred twenty-three".
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