Base | Representation |
---|---|
bin | 100010010100000… |
… | …0011110110011111 |
3 | 2222020110202022221 |
4 | 1010220003312133 |
5 | 4324221232343 |
6 | 310125250211 |
7 | 40350222010 |
oct | 10450036637 |
9 | 2866422287 |
10 | 1151352223 |
11 | 5409a9a6a |
12 | 281703967 |
13 | 1546c0708 |
14 | acca9007 |
15 | 6b12b5ed |
hex | 44a03d9f |
1151352223 has 4 divisors (see below), whose sum is σ = 1315831120. Its totient is φ = 986873328.
The previous prime is 1151352203. The next prime is 1151352263. The reversal of 1151352223 is 3222531511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3222531511 = 1493 ⋅2158427.
It is not a de Polignac number, because 1151352223 - 213 = 1151344031 is a prime.
It is a super-2 number, since 2×11513522232 = 2651223882814083458, 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 (1151352203) 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, 82239438 + ... + 82239451.
It is an arithmetic number, because the mean of its divisors is an integer number (328957780).
Almost surely, 21151352223 is an apocalyptic number.
1151352223 is a deficient number, since it is larger than the sum of its proper divisors (164478897).
1151352223 is an equidigital number, since it uses as much as digits as its factorization.
1151352223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 164478896.
The product of its digits is 1800, while the sum is 25.
The square root of 1151352223 is about 33931.5814986570. The cubic root of 1151352223 is about 1048.1000328805.
Adding to 1151352223 its reverse (3222531511), we get a palindrome (4373883734).
It can be divided in two parts, 11513 and 52223, that added together give a palindrome (63736).
The spelling of 1151352223 in words is "one billion, one hundred fifty-one million, three hundred fifty-two thousand, two hundred twenty-three".
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