Base | Representation |
---|---|
bin | 100001000100100110111101… |
… | …010000010100010110110001 |
3 | 201002000002122212200122211100 |
4 | 201010212331100110112301 |
5 | 123031042143104304140 |
6 | 1233203500545035013 |
7 | 42431402111121615 |
oct | 4104467520242661 |
9 | 632002585618740 |
10 | 145452242650545 |
11 | 42388a4a053756 |
12 | 14391751925a69 |
13 | 632111a69846c |
14 | 27cbcd7347345 |
15 | 11c382ece0530 |
hex | 8449bd4145b1 |
145452242650545 has 96 divisors (see below), whose sum is σ = 256933015447680. Its totient is φ = 76105158958080.
The previous prime is 145452242650543. The next prime is 145452242650577. The reversal of 145452242650545 is 545056242254541.
145452242650545 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 5 + 2 + 2 + 42 + 6 + 50 + 545 = 666.
It is not a de Polignac number, because 145452242650545 - 21 = 145452242650543 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 145452242650491 and 145452242650500.
It is not an unprimeable number, because it can be changed into a prime (145452242650541) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 464233990 + ... + 464547200.
It is an arithmetic number, because the mean of its divisors is an integer number (2676385577580).
Almost surely, 2145452242650545 is an apocalyptic number.
145452242650545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145452242650545 is a deficient number, since it is larger than the sum of its proper divisors (111480772797135).
145452242650545 is a wasteful number, since it uses less digits than its factorization.
145452242650545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 314047 (or 314044 counting only the distinct ones).
The product of its (nonzero) digits is 38400000, while the sum is 54.
The spelling of 145452242650545 in words is "one hundred forty-five trillion, four hundred fifty-two billion, two hundred forty-two million, six hundred fifty thousand, five hundred forty-five".
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