Base | Representation |
---|---|
bin | 1110101000111… |
… | …00111111010000 |
3 | 22120001222211222 |
4 | 13110130333100 |
5 | 222414132003 |
6 | 20104024212 |
7 | 3020541461 |
oct | 724347720 |
9 | 276058758 |
10 | 122802128 |
11 | 63356069 |
12 | 35162068 |
13 | 1c5984a7 |
14 | 12448d68 |
15 | abaac38 |
hex | 751cfd0 |
122802128 has 20 divisors (see below), whose sum is σ = 241963680. Its totient is φ = 60359904.
The previous prime is 122802091. The next prime is 122802137. The reversal of 122802128 is 821208221.
It is a junction number, because it is equal to n+sod(n) for n = 122802097 and 122802106.
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, 64100 + ... + 65987.
It is an arithmetic number, because the mean of its divisors is an integer number (12098184).
Almost surely, 2122802128 is an apocalyptic number.
It is an amenable number.
122802128 is a deficient number, since it is larger than the sum of its proper divisors (119161552).
122802128 is a wasteful number, since it uses less digits than its factorization.
122802128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130154 (or 130148 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 26.
The square root of 122802128 is about 11081.6121570826. The cubic root of 122802128 is about 497.0521586171.
The spelling of 122802128 in words is "one hundred twenty-two million, eight hundred two thousand, one hundred twenty-eight".
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