Base | Representation |
---|---|
bin | 10011011000011010… |
… | …00111000000101001 |
3 | 222212011102112121120 |
4 | 21230031013000221 |
5 | 132302224414010 |
6 | 4440301525453 |
7 | 515565452142 |
oct | 115415070051 |
9 | 28764375546 |
10 | 10405310505 |
11 | 445a587877 |
12 | 2024873889 |
13 | c9a96ac85 |
14 | 709d0aac9 |
15 | 40d76ee70 |
hex | 26c347029 |
10405310505 has 32 divisors (see below), whose sum is σ = 17003675520. Its totient is φ = 5431918080.
The previous prime is 10405310477. The next prime is 10405310507. The reversal of 10405310505 is 50501350401.
It is not a de Polignac number, because 10405310505 - 26 = 10405310441 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10405310507) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180975 + ... + 231435.
It is an arithmetic number, because the mean of its divisors is an integer number (531364860).
Almost surely, 210405310505 is an apocalyptic number.
10405310505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10405310505 is a deficient number, since it is larger than the sum of its proper divisors (6598365015).
10405310505 is a wasteful number, since it uses less digits than its factorization.
10405310505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50761.
The product of its (nonzero) digits is 1500, while the sum is 24.
Adding to 10405310505 its reverse (50501350401), we get a palindrome (60906660906).
The spelling of 10405310505 in words is "ten billion, four hundred five million, three hundred ten thousand, five hundred five".
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