Base | Representation |
---|---|
bin | 1010100011101001110111… |
… | …11000111000110101111000 |
3 | 10001012100202101022120222010 |
4 | 11101310323320320311320 |
5 | 11020324420032103022 |
6 | 121212544000125520 |
7 | 4614151564431414 |
oct | 521647370706570 |
9 | 101170671276863 |
10 | 23215303003512 |
11 | 7440611361a54 |
12 | 272b3460068a0 |
13 | cc526968ba69 |
14 | 5a38ab7b1d44 |
15 | 2a3d3b26750c |
hex | 151d3be38d78 |
23215303003512 has 64 divisors (see below), whose sum is σ = 59570969472000. Its totient is φ = 7535727492480.
The previous prime is 23215303003433. The next prime is 23215303003531. The reversal of 23215303003512 is 21530030351232.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 23215303003512.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51486439 + ... + 51935382.
It is an arithmetic number, because the mean of its divisors is an integer number (930796398000).
Almost surely, 223215303003512 is an apocalyptic number.
It is an amenable number.
23215303003512 is an abundant number, since it is smaller than the sum of its proper divisors (36355666468488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23215303003512 is a wasteful number, since it uses less digits than its factorization.
23215303003512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103422076 (or 103422072 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 30.
Adding to 23215303003512 its reverse (21530030351232), we get a palindrome (44745333354744).
The spelling of 23215303003512 in words is "twenty-three trillion, two hundred fifteen billion, three hundred three million, three thousand, five hundred twelve".
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