Base | Representation |
---|---|
bin | 1100001000110101001… |
… | …1100000011010010000 |
3 | 201221020202100102212210 |
4 | 3002031103200122100 |
5 | 11404031424144102 |
6 | 235444050552120 |
7 | 21031355240406 |
oct | 3021523403220 |
9 | 657222312783 |
10 | 208529131152 |
11 | 80489292721 |
12 | 344b7b98640 |
13 | 16883376a44 |
14 | a142b65476 |
15 | 565713e36c |
hex | 308d4e0690 |
208529131152 has 40 divisors (see below), whose sum is σ = 539449580160. Its totient is φ = 69413023360.
The previous prime is 208529131147. The next prime is 208529131157. The reversal of 208529131152 is 251131925802.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (208529131147) and next prime (208529131157).
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 208529131152.
It is not an unprimeable number, because it can be changed into a prime (208529131157) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2986599 + ... + 3055622.
It is an arithmetic number, because the mean of its divisors is an integer number (13486239504).
Almost surely, 2208529131152 is an apocalyptic number.
It is an amenable number.
208529131152 is an abundant number, since it is smaller than the sum of its proper divisors (330920449008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208529131152 is a wasteful number, since it uses less digits than its factorization.
208529131152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6042951 (or 6042945 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 39.
The spelling of 208529131152 in words is "two hundred eight billion, five hundred twenty-nine million, one hundred thirty-one thousand, one hundred fifty-two".
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