Base | Representation |
---|---|
bin | 100000010111001… |
… | …1011101100010101 |
3 | 2210200100010210111 |
4 | 1000232123230111 |
5 | 4210443221002 |
6 | 255430523021 |
7 | 35624054446 |
oct | 10056335425 |
9 | 2720303714 |
10 | 1085913877 |
11 | 507a74194 |
12 | 263806471 |
13 | 143c8b2b9 |
14 | a43132cd |
15 | 655023d7 |
hex | 40b9bb15 |
1085913877 has 4 divisors (see below), whose sum is σ = 1085982336. Its totient is φ = 1085845420.
The previous prime is 1085913869. The next prime is 1085913901. The reversal of 1085913877 is 7783195801.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 1085913877 - 23 = 1085913869 is a prime.
It is a super-2 number, since 2×10859138772 = 2358417896522342258, which contains 22 as substring.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
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 1085913877.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1085913847) 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, 3228 + ... + 46714.
It is an arithmetic number, because the mean of its divisors is an integer number (271495584).
Almost surely, 21085913877 is an apocalyptic number.
It is an amenable number.
1085913877 is a deficient number, since it is larger than the sum of its proper divisors (68459).
1085913877 is an equidigital number, since it uses as much as digits as its factorization.
1085913877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68458.
The product of its (nonzero) digits is 423360, while the sum is 49.
The square root of 1085913877 is about 32953.2073856248. The cubic root of 1085913877 is about 1027.8548615542.
The spelling of 1085913877 in words is "one billion, eighty-five million, nine hundred thirteen thousand, eight hundred seventy-seven".
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