Base | Representation |
---|---|
bin | 1101011010001100001… |
… | …1001100000010100000 |
3 | 211000121210111222210001 |
4 | 3112203003030002200 |
5 | 12233243402214030 |
6 | 253455134345344 |
7 | 22433516252254 |
oct | 3264303140240 |
9 | 730553458701 |
10 | 230368788640 |
11 | 897761a2631 |
12 | 3879205b254 |
13 | 18953c183b3 |
14 | b2154c8264 |
15 | 5ed4648cca |
hex | 35a30cc0a0 |
230368788640 has 48 divisors (see below), whose sum is σ = 544612337640. Its totient is φ = 92085534720.
The previous prime is 230368788623. The next prime is 230368788673. The reversal of 230368788640 is 46887863032.
It can be written as a sum of positive squares in 4 ways, for example, as 209518583824 + 20850204816 = 457732^2 + 144396^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245241 + ... + 721720.
Almost surely, 2230368788640 is an apocalyptic number.
230368788640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230368788640 is an abundant number, since it is smaller than the sum of its proper divisors (314243549000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230368788640 is a wasteful number, since it uses less digits than its factorization.
230368788640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 968465 (or 968457 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 55.
The spelling of 230368788640 in words is "two hundred thirty billion, three hundred sixty-eight million, seven hundred eighty-eight thousand, six hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •