Base | Representation |
---|---|
bin | 1110100101011… |
… | …11000110000101 |
3 | 22112020010101202 |
4 | 13102233012011 |
5 | 222310231010 |
6 | 20050232245 |
7 | 3013655246 |
oct | 722570605 |
9 | 275203352 |
10 | 122352005 |
11 | 63078966 |
12 | 34b85685 |
13 | 1c46b649 |
14 | 1236cccd |
15 | ab1c6a5 |
hex | 74af185 |
122352005 has 4 divisors (see below), whose sum is σ = 146822412. Its totient is φ = 97881600.
The previous prime is 122351989. The next prime is 122352011. The reversal of 122352005 is 500253221.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 70526404 + 51825601 = 8398^2 + 7199^2 .
It is not a de Polignac number, because 122352005 - 24 = 122351989 is a prime.
It is a super-3 number, since 3×1223520053 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a plaindrome in base 14.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12235196 + ... + 12235205.
It is an arithmetic number, because the mean of its divisors is an integer number (36705603).
Almost surely, 2122352005 is an apocalyptic number.
It is an amenable number.
122352005 is a deficient number, since it is larger than the sum of its proper divisors (24470407).
122352005 is an equidigital number, since it uses as much as digits as its factorization.
122352005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24470406.
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 122352005 is about 11061.2840574682. The cubic root of 122352005 is about 496.4441112597. Note that the first 3 decimals are identical.
The spelling of 122352005 in words is "one hundred twenty-two million, three hundred fifty-two thousand, five".
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