Base | Representation |
---|---|
bin | 1110000100001… |
… | …11011111100010 |
3 | 22020000210101100 |
4 | 13002013133202 |
5 | 220201323430 |
6 | 15413015230 |
7 | 2631642114 |
oct | 702073742 |
9 | 266023340 |
10 | 117995490 |
11 | 60672838 |
12 | 33624516 |
13 | 1b5a4722 |
14 | 119573b4 |
15 | a55b960 |
hex | 70877e2 |
117995490 has 96 divisors (see below), whose sum is σ = 323734320. Its totient is φ = 29772288.
The previous prime is 117995467. The next prime is 117995503. The reversal of 117995490 is 94599711.
117995490 is a `hidden beast` number, since 1 + 1 + 79 + 95 + 490 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 34327881 + 83667609 = 5859^2 + 9147^2 .
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 137904 + ... + 138756.
Almost surely, 2117995490 is an apocalyptic number.
117995490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 117995490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161867160).
117995490 is an abundant number, since it is smaller than the sum of its proper divisors (205738830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
117995490 is a wasteful number, since it uses less digits than its factorization.
117995490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 948 (or 945 counting only the distinct ones).
The product of its (nonzero) digits is 102060, while the sum is 45.
The square root of 117995490 is about 10862.5728996403. The cubic root of 117995490 is about 490.4805642154.
It can be divided in two parts, 1179 and 95490, that added together give a palindrome (96669).
The spelling of 117995490 in words is "one hundred seventeen million, nine hundred ninety-five thousand, four hundred ninety".
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