Base | Representation |
---|---|
bin | 111010011001000010001… |
… | …101100110010010110000 |
3 | 112012121020201020002200011 |
4 | 322121002031212102300 |
5 | 1011220311220043230 |
6 | 12311211232504304 |
7 | 562621136631136 |
oct | 72310215462260 |
9 | 15177221202604 |
10 | 4012610315440 |
11 | 1307813a07271 |
12 | 5498070ab094 |
13 | 23150652b14c |
14 | dc2d602b756 |
15 | 6e59d0d4e2a |
hex | 3a6423664b0 |
4012610315440 has 80 divisors (see below), whose sum is σ = 9390600757728. Its totient is φ = 1594515580928.
The previous prime is 4012610315369. The next prime is 4012610315443. The reversal of 4012610315440 is 445130162104.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×40126103154402 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4012610315443) 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, 17643732 + ... + 17869708.
Almost surely, 24012610315440 is an apocalyptic number.
4012610315440 is a gapful number since it is divisible by the number (40) 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 4012610315440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4695300378864).
4012610315440 is an abundant number, since it is smaller than the sum of its proper divisors (5377990442288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4012610315440 is a wasteful number, since it uses less digits than its factorization.
4012610315440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227446 (or 227440 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
Adding to 4012610315440 its reverse (445130162104), we get a palindrome (4457740477544).
The spelling of 4012610315440 in words is "four trillion, twelve billion, six hundred ten million, three hundred fifteen thousand, four hundred forty".
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