Base | Representation |
---|---|
bin | 1110100111101… |
… | …10111001000110 |
3 | 22112210001210122 |
4 | 13103312321012 |
5 | 222344133321 |
6 | 20100421542 |
7 | 3016321523 |
oct | 723667106 |
9 | 275701718 |
10 | 122646086 |
11 | 63259902 |
12 | 350a78b2 |
13 | 1c542464 |
14 | 1240814a |
15 | ab798ab |
hex | 74f6e46 |
122646086 has 4 divisors (see below), whose sum is σ = 183969132. Its totient is φ = 61323042.
The previous prime is 122646079. The next prime is 122646089. The reversal of 122646086 is 680646221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 680646221 = 17 ⋅40038013.
It is a super-2 number, since 2×1226460862 = 30084124822238792, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122646089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30661520 + ... + 30661523.
It is an arithmetic number, because the mean of its divisors is an integer number (45992283).
Almost surely, 2122646086 is an apocalyptic number.
122646086 is a deficient number, since it is larger than the sum of its proper divisors (61323046).
122646086 is an equidigital number, since it uses as much as digits as its factorization.
122646086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61323045.
The product of its (nonzero) digits is 27648, while the sum is 35.
The square root of 122646086 is about 11074.5693369991. The cubic root of 122646086 is about 496.8415382500.
The spelling of 122646086 in words is "one hundred twenty-two million, six hundred forty-six thousand, eighty-six".
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