Base | Representation |
---|---|
bin | 1110101000100… |
… | …00000000100101 |
3 | 22112222021220222 |
4 | 13110100000211 |
5 | 222410431330 |
6 | 20102534125 |
7 | 3020230463 |
oct | 724200045 |
9 | 275867828 |
10 | 122748965 |
11 | 6331a129 |
12 | 35137345 |
13 | 1c57a231 |
14 | 12433833 |
15 | ab9a0e5 |
hex | 7510025 |
122748965 has 16 divisors (see below), whose sum is σ = 149345856. Its totient is φ = 96844800.
The previous prime is 122748937. The next prime is 122748973. The reversal of 122748965 is 569847221.
It is a happy number.
It is not a de Polignac number, because 122748965 - 28 = 122748709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125930 + ... + 126900.
It is an arithmetic number, because the mean of its divisors is an integer number (9334116).
Almost surely, 2122748965 is an apocalyptic number.
It is an amenable number.
122748965 is a deficient number, since it is larger than the sum of its proper divisors (26596891).
122748965 is a wasteful number, since it uses less digits than its factorization.
122748965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1300.
The product of its digits is 241920, while the sum is 44.
The square root of 122748965 is about 11079.2131940856. The cubic root of 122748965 is about 496.9804209947.
The spelling of 122748965 in words is "one hundred twenty-two million, seven hundred forty-eight thousand, nine hundred sixty-five".
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