Base | Representation |
---|---|
bin | 1110111100001… |
… | …10001010100101 |
3 | 22201211102120000 |
4 | 13132012022211 |
5 | 224041030320 |
6 | 20234131513 |
7 | 3051200556 |
oct | 736061245 |
9 | 281742500 |
10 | 125330085 |
11 | 64822391 |
12 | 35b80b99 |
13 | 1cc7201a |
14 | 1290632d |
15 | b009c90 |
hex | 77862a5 |
125330085 has 20 divisors (see below), whose sum is σ = 224666508. Its totient is φ = 66842496.
The previous prime is 125330081. The next prime is 125330087. The reversal of 125330085 is 580033521.
It can be written as a sum of positive squares in 2 ways, for example, as 33802596 + 91527489 = 5814^2 + 9567^2 .
It is not a de Polignac number, because 125330085 - 22 = 125330081 is a prime.
It is a super-2 number, since 2×1253300852 = 31415260412214450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125330081) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 154324 + ... + 155133.
Almost surely, 2125330085 is an apocalyptic number.
125330085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
125330085 is a deficient number, since it is larger than the sum of its proper divisors (99336423).
125330085 is an equidigital number, since it uses as much as digits as its factorization.
125330085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 309474 (or 309465 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 125330085 is about 11195.0920049815. The cubic root of 125330085 is about 500.4397265012.
The spelling of 125330085 in words is "one hundred twenty-five million, three hundred thirty thousand, eighty-five".
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