Base | Representation |
---|---|
bin | 101000010000111… |
… | …0101101101000101 |
3 | 10111011020100110000 |
4 | 1100201311231011 |
5 | 10231332014010 |
6 | 342021351513 |
7 | 45323501316 |
oct | 12041655505 |
9 | 3434210400 |
10 | 1351048005 |
11 | 6336a43aa |
12 | 318568599 |
13 | 186b9c3b8 |
14 | cb60c60d |
15 | 7d9257c0 |
hex | 50875b45 |
1351048005 has 40 divisors (see below), whose sum is σ = 2426431392. Its totient is φ = 719204832.
The previous prime is 1351047961. The next prime is 1351048009. The reversal of 1351048005 is 5008401531.
It is not a de Polignac number, because 1351048005 - 26 = 1351047941 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 1351048005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1351048009) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 234894 + ... + 240576.
Almost surely, 21351048005 is an apocalyptic number.
1351048005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1351048005 is a deficient number, since it is larger than the sum of its proper divisors (1075383387).
1351048005 is an equidigital number, since it uses as much as digits as its factorization.
1351048005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6287 (or 6278 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 1351048005 is about 36756.6049166677. The cubic root of 1351048005 is about 1105.4953669842.
Adding to 1351048005 its reverse (5008401531), we get a palindrome (6359449536).
The spelling of 1351048005 in words is "one billion, three hundred fifty-one million, forty-eight thousand, five".
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