Base | Representation |
---|---|
bin | 1110010100011001110… |
… | …0100010000010111111 |
3 | 212111221211000211001102 |
4 | 3211012130202002333 |
5 | 13012244211123404 |
6 | 305001503003315 |
7 | 23525662113425 |
oct | 3450634420277 |
9 | 774854024042 |
10 | 245995020479 |
11 | 9536485991a |
12 | 3b81329953b |
13 | 1a274415b20 |
14 | bc98963115 |
15 | 65eb40d71e |
hex | 39467220bf |
245995020479 has 64 divisors (see below), whose sum is σ = 299884569600. Its totient is φ = 199513746432.
The previous prime is 245995020451. The next prime is 245995020487. The reversal of 245995020479 is 974020599542.
245995020479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 245995020479 - 212 = 245995016383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245995020449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65789792 + ... + 65793530.
It is an arithmetic number, because the mean of its divisors is an integer number (4685696400).
Almost surely, 2245995020479 is an apocalyptic number.
245995020479 is a deficient number, since it is larger than the sum of its proper divisors (53889549121).
245995020479 is a wasteful number, since it uses less digits than its factorization.
245995020479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4144.
The product of its (nonzero) digits is 8164800, while the sum is 56.
The spelling of 245995020479 in words is "two hundred forty-five billion, nine hundred ninety-five million, twenty thousand, four hundred seventy-nine".
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