Base | Representation |
---|---|
bin | 1100000100100111001… |
… | …0111010100111101111 |
3 | 201211022211010112122000 |
4 | 3001021302322213233 |
5 | 11344222001424122 |
6 | 235135431023343 |
7 | 20661323166414 |
oct | 3011162724757 |
9 | 654284115560 |
10 | 207396514287 |
11 | 7aa57a1a926 |
12 | 3424080ab53 |
13 | 16732815c51 |
14 | a07657610b |
15 | 55dc9b40ac |
hex | 3049cba9ef |
207396514287 has 16 divisors (see below), whose sum is σ = 313051344480. Its totient is φ = 135655580736.
The previous prime is 207396514253. The next prime is 207396514291. The reversal of 207396514287 is 782415693702.
It is a happy number.
207396514287 is a `hidden beast` number, since 207 + 3 + 9 + 6 + 5 + 1 + 428 + 7 = 666.
It is not a de Polignac number, because 207396514287 - 218 = 207396252143 is a prime.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (207396514217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72464158 + ... + 72467019.
It is an arithmetic number, because the mean of its divisors is an integer number (19565709030).
It is a 1-persistent number, because it is pandigital, but 2⋅207396514287 = 414793028574 is not.
Almost surely, 2207396514287 is an apocalyptic number.
207396514287 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
207396514287 is a deficient number, since it is larger than the sum of its proper divisors (105654830193).
207396514287 is a wasteful number, since it uses less digits than its factorization.
207396514287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144931239 (or 144931233 counting only the distinct ones).
The product of its (nonzero) digits is 5080320, while the sum is 54.
The spelling of 207396514287 in words is "two hundred seven billion, three hundred ninety-six million, five hundred fourteen thousand, two hundred eighty-seven".
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