Base | Representation |
---|---|
bin | 11111010011100100110… |
… | …111111000111011000010 |
3 | 21121122221102201100110020 |
4 | 133103210313320323002 |
5 | 240221402304114242 |
6 | 4324145424514310 |
7 | 311266542032346 |
oct | 37234467707302 |
9 | 7548842640406 |
10 | 2151323504322 |
11 | 75a40a040363 |
12 | 2a8b35a7b996 |
13 | 127b3b08ac85 |
14 | 761a5d1d626 |
15 | 3ae62d916ec |
hex | 1f4e4df8ec2 |
2151323504322 has 32 divisors (see below), whose sum is σ = 4315823769600. Its totient is φ = 714914017488.
The previous prime is 2151323504261. The next prime is 2151323504333. The reversal of 2151323504322 is 2234053231512.
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, 3450579 + ... + 4026057.
It is an arithmetic number, because the mean of its divisors is an integer number (134869492800).
Almost surely, 22151323504322 is an apocalyptic number.
2151323504322 is an abundant number, since it is smaller than the sum of its proper divisors (2164500265278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2151323504322 is a wasteful number, since it uses less digits than its factorization.
2151323504322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 577390.
The product of its (nonzero) digits is 43200, while the sum is 33.
Adding to 2151323504322 its reverse (2234053231512), we get a palindrome (4385376735834).
The spelling of 2151323504322 in words is "two trillion, one hundred fifty-one billion, three hundred twenty-three million, five hundred four thousand, three hundred twenty-two".
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