Base | Representation |
---|---|
bin | 11100101011101… |
… | …111111001010100 |
3 | 1020112112001000220 |
4 | 130223233321110 |
5 | 1441143333140 |
6 | 115430234340 |
7 | 14632251066 |
oct | 3453577124 |
9 | 1215461026 |
10 | 481230420 |
11 | 2277075a0 |
12 | 1151b59b0 |
13 | 78912a38 |
14 | 47cab736 |
15 | 2c3abbd0 |
hex | 1caefe54 |
481230420 has 96 divisors (see below), whose sum is σ = 1484421120. Its totient is φ = 115512960.
The previous prime is 481230419. The next prime is 481230439. The reversal of 481230420 is 24032184.
It is a super-3 number, since 3×4812304203 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64441 + ... + 71519.
It is an arithmetic number, because the mean of its divisors is an integer number (15462720).
Almost surely, 2481230420 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 481230420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742210560).
481230420 is an abundant number, since it is smaller than the sum of its proper divisors (1003190700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
481230420 is a wasteful number, since it uses less digits than its factorization.
481230420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7205 (or 7203 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 481230420 is about 21936.9646943236. The cubic root of 481230420 is about 783.6419756542.
The spelling of 481230420 in words is "four hundred eighty-one million, two hundred thirty thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •