Base | Representation |
---|---|
bin | 1110000101111… |
… | …11100010010101 |
3 | 22020110110021101 |
4 | 13002333202111 |
5 | 220231200140 |
6 | 15421550101 |
7 | 2633616301 |
oct | 702774225 |
9 | 266413241 |
10 | 118225045 |
11 | 6080a254 |
12 | 33715331 |
13 | 1b655063 |
14 | 119b6d01 |
15 | a5a499a |
hex | 70bf895 |
118225045 has 16 divisors (see below), whose sum is σ = 144135792. Its totient is φ = 93081600.
The previous prime is 118225043. The next prime is 118225061. The reversal of 118225045 is 540522811.
It can be written as a sum of positive squares in 8 ways, for example, as 4866436 + 113358609 = 2206^2 + 10647^2 .
It is not a de Polignac number, because 118225045 - 21 = 118225043 is a prime.
It is a super-2 number, since 2×1182250452 = 27954322530504050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118225043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96859 + ... + 98071.
It is an arithmetic number, because the mean of its divisors is an integer number (9008487).
Almost surely, 2118225045 is an apocalyptic number.
It is an amenable number.
118225045 is a deficient number, since it is larger than the sum of its proper divisors (25910747).
118225045 is a wasteful number, since it uses less digits than its factorization.
118225045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1512.
The product of its (nonzero) digits is 3200, while the sum is 28.
The square root of 118225045 is about 10873.1340927996. The cubic root of 118225045 is about 490.7984275798.
Adding to 118225045 its reverse (540522811), we get a palindrome (658747856).
The spelling of 118225045 in words is "one hundred eighteen million, two hundred twenty-five thousand, forty-five".
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