Base | Representation |
---|---|
bin | 10111010000011… |
… | …111000000000000 |
3 | 1000012020001222221 |
4 | 113100133000000 |
5 | 1244342302443 |
6 | 102415140424 |
7 | 12445423210 |
oct | 2720370000 |
9 | 1005201887 |
10 | 390197248 |
11 | 19028aa71 |
12 | aa814714 |
13 | 62abb75c |
14 | 39b72240 |
15 | 243c8eed |
hex | 1741f000 |
390197248 has 104 divisors (see below), whose sum is σ = 922634240. Its totient is φ = 161464320.
The previous prime is 390197207. The next prime is 390197257. The reversal of 390197248 is 842791093.
It is a congruent number.
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, 888613 + ... + 889051.
Almost surely, 2390197248 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 390197248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461317120).
390197248 is an abundant number, since it is smaller than the sum of its proper divisors (532436992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390197248 is an equidigital number, since it uses as much as digits as its factorization.
390197248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501 (or 479 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 43.
The square root of 390197248 is about 19753.4110472090. The cubic root of 390197248 is about 730.7375094849.
The spelling of 390197248 in words is "three hundred ninety million, one hundred ninety-seven thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •