Base | Representation |
---|---|
bin | 1110001001001110011111… |
… | …00110010101001110000000 |
3 | 11002010110011022200010120010 |
4 | 13010213033212111032000 |
5 | 13034044120311404212 |
6 | 150052402212344520 |
7 | 6360066534240405 |
oct | 704471746251600 |
9 | 132113138603503 |
10 | 31103341122432 |
11 | 9a01942223857 |
12 | 35a4052015140 |
13 | 1448056497237 |
14 | 7975a44962ac |
15 | 38e108c5203c |
hex | 1c49cf995380 |
31103341122432 has 64 divisors (see below), whose sum is σ = 82619090384400. Its totient is φ = 10367674896384.
The previous prime is 31103341122391. The next prime is 31103341122433. The reversal of 31103341122432 is 23422114330113.
It is a tau number, because it is divible by the number of its divisors (64).
It is a super-2 number, since 2×311033411224322 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 31103341122432.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31103341122433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43455198 + ... + 44165154.
Almost surely, 231103341122432 is an apocalyptic number.
31103341122432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
31103341122432 is an abundant number, since it is smaller than the sum of its proper divisors (51515749261968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31103341122432 is a wasteful number, since it uses less digits than its factorization.
31103341122432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 824063 (or 824051 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 30.
Adding to 31103341122432 its reverse (23422114330113), we get a palindrome (54525455452545).
The spelling of 31103341122432 in words is "thirty-one trillion, one hundred three billion, three hundred forty-one million, one hundred twenty-two thousand, four hundred thirty-two".
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