Base | Representation |
---|---|
bin | 1000011100101000101… |
… | …01101110010110111000 |
3 | 1000202012010110112020210 |
4 | 10032110111232112320 |
5 | 14223413343003304 |
6 | 341201213351120 |
7 | 26653463212101 |
oct | 4162425562670 |
9 | 1022163415223 |
10 | 290251531704 |
11 | 102105471832 |
12 | 483047984a0 |
13 | 214a829c084 |
14 | 100965773a8 |
15 | 783b938c89 |
hex | 439456e5b8 |
290251531704 has 256 divisors, whose sum is σ = 800844710400. Its totient is φ = 87286284288.
The previous prime is 290251531643. The next prime is 290251531727. The reversal of 290251531704 is 407135152092.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 554973987 + ... + 554974509.
It is an arithmetic number, because the mean of its divisors is an integer number (3128299650).
Almost surely, 2290251531704 is an apocalyptic number.
290251531704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 290251531704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400422355200).
290251531704 is an abundant number, since it is smaller than the sum of its proper divisors (510593178696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290251531704 is a wasteful number, since it uses less digits than its factorization.
290251531704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1062 (or 1058 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 39.
Adding to 290251531704 its reverse (407135152092), we get a palindrome (697386683796).
The spelling of 290251531704 in words is "two hundred ninety billion, two hundred fifty-one million, five hundred thirty-one thousand, seven hundred four".
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