Base | Representation |
---|---|
bin | 1110100101000… |
… | …00000011101010 |
3 | 22112002222220110 |
4 | 13102200003222 |
5 | 222301243120 |
6 | 20045035150 |
7 | 3013310544 |
oct | 722400352 |
9 | 275088813 |
10 | 122290410 |
11 | 63036660 |
12 | 34b55ab6 |
13 | 1c4495b8 |
14 | 12354694 |
15 | ab092e0 |
hex | 74a00ea |
122290410 has 64 divisors (see below), whose sum is σ = 325016064. Its totient is φ = 29198400.
The previous prime is 122290387. The next prime is 122290489. The reversal of 122290410 is 14092221.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19345 + ... + 24875.
It is an arithmetic number, because the mean of its divisors is an integer number (5078376).
Almost surely, 2122290410 is an apocalyptic number.
122290410 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 122290410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162508032).
122290410 is an abundant number, since it is smaller than the sum of its proper divisors (202725654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122290410 is a wasteful number, since it uses less digits than its factorization.
122290410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5619.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 122290410 is about 11058.4994461274. The cubic root of 122290410 is about 496.3607898958.
The spelling of 122290410 in words is "one hundred twenty-two million, two hundred ninety thousand, four hundred ten".
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