Base | Representation |
---|---|
bin | 110011110010010… |
… | …110001100100010 |
3 | 2020112212110002221 |
4 | 303302112030202 |
5 | 3234410224010 |
6 | 222114101254 |
7 | 30346661641 |
oct | 6362261442 |
9 | 2215773087 |
10 | 868836130 |
11 | 406487498 |
12 | 202b7a82a |
13 | 10b004a26 |
14 | 83567358 |
15 | 51422dda |
hex | 33c96322 |
868836130 has 8 divisors (see below), whose sum is σ = 1563905052. Its totient is φ = 347534448.
The previous prime is 868836079. The next prime is 868836131. The reversal of 868836130 is 31638868.
It can be written as a sum of positive squares in 2 ways, for example, as 812421009 + 56415121 = 28503^2 + 7511^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-4 number, since 4×8688361304 (a number of 37 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (868836131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43441797 + ... + 43441816.
Almost surely, 2868836130 is an apocalyptic number.
868836130 is a deficient number, since it is larger than the sum of its proper divisors (695068922).
868836130 is a wasteful number, since it uses less digits than its factorization.
868836130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86883620.
The product of its (nonzero) digits is 165888, while the sum is 43.
The square root of 868836130 is about 29476.0263604170. The cubic root of 868836130 is about 954.2143808976.
The spelling of 868836130 in words is "eight hundred sixty-eight million, eight hundred thirty-six thousand, one hundred thirty".
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