Base | Representation |
---|---|
bin | 1100110110110010… |
… | …1000101011100000 |
3 | 22220111201111111211 |
4 | 3031230220223200 |
5 | 24031430431430 |
6 | 1330235315504 |
7 | 151343162440 |
oct | 31554505340 |
9 | 8814644454 |
10 | 3451030240 |
11 | 1511020109 |
12 | 8038abb94 |
13 | 42cc82138 |
14 | 24a492120 |
15 | 152e8772a |
hex | cdb28ae0 |
3451030240 has 96 divisors (see below), whose sum is σ = 9365678784. Its totient is φ = 1177128960.
The previous prime is 3451030237. The next prime is 3451030241. The reversal of 3451030240 is 420301543.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3451030241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212820 + ... + 228460.
It is an arithmetic number, because the mean of its divisors is an integer number (97559154).
Almost surely, 23451030240 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 3451030240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4682839392).
3451030240 is an abundant number, since it is smaller than the sum of its proper divisors (5914648544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3451030240 is a wasteful number, since it uses less digits than its factorization.
3451030240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15860 (or 15852 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 3451030240 is about 58745.4699530100. The cubic root of 3451030240 is about 1511.1802009613.
Adding to 3451030240 its reverse (420301543), we get a palindrome (3871331783).
The spelling of 3451030240 in words is "three billion, four hundred fifty-one million, thirty thousand, two hundred forty".
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