Base | Representation |
---|---|
bin | 1110001011101… |
… | …00111110010111 |
3 | 22021212012201012 |
4 | 13011310332113 |
5 | 220423440330 |
6 | 15445522435 |
7 | 2643133052 |
oct | 705647627 |
9 | 267765635 |
10 | 118968215 |
11 | 61177643 |
12 | 33a1341b |
13 | 1b8553c2 |
14 | 11b2ba99 |
15 | a69ec95 |
hex | 7174f97 |
118968215 has 16 divisors (see below), whose sum is σ = 152526720. Its totient is φ = 88814880.
The previous prime is 118968191. The next prime is 118968217. The reversal of 118968215 is 512869811.
It is not a de Polignac number, because 118968215 - 26 = 118968151 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118968217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2981 + ... + 15710.
It is an arithmetic number, because the mean of its divisors is an integer number (9532920).
Almost surely, 2118968215 is an apocalyptic number.
118968215 is a deficient number, since it is larger than the sum of its proper divisors (33558505).
118968215 is a wasteful number, since it uses less digits than its factorization.
118968215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18782.
The product of its digits is 34560, while the sum is 41.
The square root of 118968215 is about 10907.2551542540. The cubic root of 118968215 is about 491.8246767187.
The spelling of 118968215 in words is "one hundred eighteen million, nine hundred sixty-eight thousand, two hundred fifteen".
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