Base | Representation |
---|---|
bin | 110111110101010010000110… |
… | …010001100111100101011000 |
3 | 1012012102202010000212210221220 |
4 | 313311102012101213211120 |
5 | 224141124320442344230 |
6 | 2230130001245332040 |
7 | 102502462036131264 |
oct | 6765220621474530 |
9 | 1165382100783856 |
10 | 245554123012440 |
11 | 71271a11948720 |
12 | 2365a04ab67020 |
13 | a702867a69bc8 |
14 | 448cc50c110a4 |
15 | 1d5c65d928d10 |
hex | df5486467958 |
245554123012440 has 64 divisors (see below), whose sum is σ = 803631675317760. Its totient is φ = 59528272245120.
The previous prime is 245554123012421. The next prime is 245554123012481. The reversal of 245554123012440 is 44210321455542.
245554123012440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 245554123012392 and 245554123012401.
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, 93012924064 + ... + 93012926703.
It is an arithmetic number, because the mean of its divisors is an integer number (12556744926840).
Almost surely, 2245554123012440 is an apocalyptic number.
245554123012440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245554123012440 is an abundant number, since it is smaller than the sum of its proper divisors (558077552305320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245554123012440 is a wasteful number, since it uses less digits than its factorization.
245554123012440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186025850792 (or 186025850788 counting only the distinct ones).
The product of its (nonzero) digits is 768000, while the sum is 42.
Adding to 245554123012440 its reverse (44210321455542), we get a palindrome (289764444467982).
The spelling of 245554123012440 in words is "two hundred forty-five trillion, five hundred fifty-four billion, one hundred twenty-three million, twelve thousand, four hundred forty".
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