Base | Representation |
---|---|
bin | 10101000100100010… |
… | …00000010100000000 |
3 | 1002012101002110002200 |
4 | 22202101000110000 |
5 | 141131422120222 |
6 | 5110301513200 |
7 | 550220655204 |
oct | 124221002400 |
9 | 32171073080 |
10 | 11312301312 |
11 | 4885554454 |
12 | 2238572800 |
13 | 10b3841620 |
14 | 794566b04 |
15 | 4631cceac |
hex | 2a2440500 |
11312301312 has 108 divisors (see below), whose sum is σ = 35125181364. Its totient is φ = 3480698880.
The previous prime is 11312301251. The next prime is 11312301317. The reversal of 11312301312 is 21310321311.
11312301312 is a `hidden beast` number, since 11 + 312 + 30 + 1 + 312 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 2623078656 + 8689222656 = 51216^2 + 93216^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11312301317) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158889 + ... + 218792.
Almost surely, 211312301312 is an apocalyptic number.
11312301312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11312301312 is an abundant number, since it is smaller than the sum of its proper divisors (23812880052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11312301312 is a wasteful number, since it uses less digits than its factorization.
11312301312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377716 (or 377699 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 11312301312 its reverse (21310321311), we get a palindrome (32622622623).
The spelling of 11312301312 in words is "eleven billion, three hundred twelve million, three hundred one thousand, three hundred twelve".
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