Base | Representation |
---|---|
bin | 1110000011100… |
… | …10100111111000 |
3 | 22012212110010100 |
4 | 13001302213320 |
5 | 220141110013 |
6 | 15411115400 |
7 | 2631134646 |
oct | 701624770 |
9 | 265773110 |
10 | 117910008 |
11 | 60614597 |
12 | 335a2b60 |
13 | 1b574848 |
14 | 11934196 |
15 | a541473 |
hex | 70729f8 |
117910008 has 24 divisors (see below), whose sum is σ = 319339800. Its totient is φ = 39303312.
The previous prime is 117910007. The next prime is 117910021. The reversal of 117910008 is 800019711.
It is a tau number, because it is divible by the number of its divisors (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (117910007) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 818748 + ... + 818891.
It is an arithmetic number, because the mean of its divisors is an integer number (13305825).
Almost surely, 2117910008 is an apocalyptic number.
117910008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
117910008 is an abundant number, since it is smaller than the sum of its proper divisors (201429792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
117910008 is a wasteful number, since it uses less digits than its factorization.
117910008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1637651 (or 1637644 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 27.
The square root of 117910008 is about 10858.6374835888. The cubic root of 117910008 is about 490.3620924884.
Adding to 117910008 its reverse (800019711), we get a palindrome (917929719).
The spelling of 117910008 in words is "one hundred seventeen million, nine hundred ten thousand, eight".
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