Base | Representation |
---|---|
bin | 1110000000000… |
… | …00110111110111 |
3 | 22011222210000000 |
4 | 13000000313313 |
5 | 220031202322 |
6 | 15353122343 |
7 | 2624154405 |
oct | 700006767 |
9 | 264883000 |
10 | 117444087 |
11 | 60326532 |
12 | 333b93b3 |
13 | 1b440757 |
14 | 11852475 |
15 | a49d3ac |
hex | 7000df7 |
117444087 has 32 divisors (see below), whose sum is σ = 178536960. Its totient is φ = 77233176.
The previous prime is 117444071. The next prime is 117444091. The reversal of 117444087 is 780444711.
It is not a de Polignac number, because 117444087 - 24 = 117444071 is a prime.
It is a super-2 number, since 2×1174440872 = 27586227142527138, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (117443087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181198 + ... + 181844.
It is an arithmetic number, because the mean of its divisors is an integer number (5579280).
Almost surely, 2117444087 is an apocalyptic number.
117444087 is a deficient number, since it is larger than the sum of its proper divisors (61092873).
117444087 is an frugal number, since it uses more digits than its factorization.
117444087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 751 (or 733 counting only the distinct ones).
The product of its (nonzero) digits is 25088, while the sum is 36.
The square root of 117444087 is about 10837.1623130781. The cubic root of 117444087 is about 489.7153518214.
Adding to 117444087 its reverse (780444711), we get a palindrome (897888798).
The spelling of 117444087 in words is "one hundred seventeen million, four hundred forty-four thousand, eighty-seven".
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