Base | Representation |
---|---|
bin | 10011101100011… |
… | …000011010010110 |
3 | 212000201010120000 |
4 | 103230120122112 |
5 | 1134040321210 |
6 | 52441352130 |
7 | 11121236322 |
oct | 2354303226 |
9 | 760633500 |
10 | 330401430 |
11 | 15a559537 |
12 | 92798646 |
13 | 535b3708 |
14 | 31c48982 |
15 | 1e016ac0 |
hex | 13b18696 |
330401430 has 80 divisors (see below), whose sum is σ = 891342144. Its totient is φ = 87816960.
The previous prime is 330401419. The next prime is 330401459. The reversal of 330401430 is 34104033.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 374590 + ... + 375470.
Almost surely, 2330401430 is an apocalyptic number.
330401430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 330401430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445671072).
330401430 is an abundant number, since it is smaller than the sum of its proper divisors (560940714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
330401430 is a wasteful number, since it uses less digits than its factorization.
330401430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1363 (or 1354 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 330401430 is about 18176.9477635823. The cubic root of 330401430 is about 691.3224166497.
Adding to 330401430 its reverse (34104033), we get a palindrome (364505463).
The spelling of 330401430 in words is "three hundred thirty million, four hundred one thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •