Base | Representation |
---|---|
bin | 1110100011111… |
… | …00111001010010 |
3 | 22111211200100020 |
4 | 13101330321102 |
5 | 222232141021 |
6 | 20042004310 |
7 | 3012140625 |
oct | 721747122 |
9 | 274750306 |
10 | 122146386 |
11 | 62a4842a |
12 | 34aa6696 |
13 | 1c3c8b8b |
14 | 12317dbc |
15 | aacb7c6 |
hex | 747ce52 |
122146386 has 16 divisors (see below), whose sum is σ = 252173568. Its totient is φ = 39402000.
The previous prime is 122146351. The next prime is 122146391. The reversal of 122146386 is 683641221.
It is a super-2 number, since 2×1221463862 = 29839479225721992, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328165 + ... + 328536.
It is an arithmetic number, because the mean of its divisors is an integer number (15760848).
Almost surely, 2122146386 is an apocalyptic number.
122146386 is an abundant number, since it is smaller than the sum of its proper divisors (130027182).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122146386 is a wasteful number, since it uses less digits than its factorization.
122146386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 656737.
The product of its digits is 13824, while the sum is 33.
The square root of 122146386 is about 11051.9856134543. The cubic root of 122146386 is about 496.1658551526.
The spelling of 122146386 in words is "one hundred twenty-two million, one hundred forty-six thousand, three hundred eighty-six".
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