Base | Representation |
---|---|
bin | 100101110111101… |
… | …1011110111011010 |
3 | 10021120002120111212 |
4 | 1023233123313122 |
5 | 10100301213411 |
6 | 330032023122 |
7 | 43326664556 |
oct | 11357336732 |
9 | 3246076455 |
10 | 1270726106 |
11 | 5a2323371 |
12 | 2b5691aa2 |
13 | 173358650 |
14 | c0aa0866 |
15 | 7685b68b |
hex | 4bbdbdda |
1270726106 has 12 divisors (see below), whose sum is σ = 2053005066. Its totient is φ = 586405080.
The previous prime is 1270726097. The next prime is 1270726109. The reversal of 1270726106 is 6016270721.
It can be written as a sum of positive squares in only one way, i.e., 1221852025 + 48874081 = 34955^2 + 6991^2 .
It is a super-2 number, since 2×12707261062 = 3229489672939846472, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1270726109) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178271 + ... + 185261.
Almost surely, 21270726106 is an apocalyptic number.
1270726106 is a deficient number, since it is larger than the sum of its proper divisors (782278960).
1270726106 is an frugal number, since it uses more digits than its factorization.
1270726106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13997 (or 7006 counting only the distinct ones).
The product of its (nonzero) digits is 7056, while the sum is 32.
The square root of 1270726106 is about 35647.2454195272. The cubic root of 1270726106 is about 1083.1384776378.
Adding to 1270726106 its reverse (6016270721), we get a palindrome (7286996827).
The spelling of 1270726106 in words is "one billion, two hundred seventy million, seven hundred twenty-six thousand, one hundred six".
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