Base | Representation |
---|---|
bin | 10000110010010000… |
… | …011000001111111010 |
3 | 1201112001111110110222 |
4 | 100302100120033322 |
5 | 243402343223420 |
6 | 12140223540042 |
7 | 1205425113224 |
oct | 206220301772 |
9 | 51461443428 |
10 | 18023023610 |
11 | 7709588439 |
12 | 35aba5a622 |
13 | 1912c32017 |
14 | c2d901414 |
15 | 707405225 |
hex | 4324183fa |
18023023610 has 32 divisors (see below), whose sum is σ = 34378128000. Its totient is φ = 6783929280.
The previous prime is 18023023607. The next prime is 18023023661. The reversal of 18023023610 is 1632032081.
It is a self number, because there is not a number n which added to its sum of digits gives 18023023610.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290006 + ... + 346625.
It is an arithmetic number, because the mean of its divisors is an integer number (1074316500).
Almost surely, 218023023610 is an apocalyptic number.
18023023610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18023023610 is a deficient number, since it is larger than the sum of its proper divisors (16355104390).
18023023610 is a wasteful number, since it uses less digits than its factorization.
18023023610 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 636806.
The product of its (nonzero) digits is 1728, while the sum is 26.
Adding to 18023023610 its reverse (1632032081), we get a palindrome (19655055691).
The spelling of 18023023610 in words is "eighteen billion, twenty-three million, twenty-three thousand, six hundred ten".
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