Base | Representation |
---|---|
bin | 1110100010110… |
… | …01011000100000 |
3 | 22111120021210220 |
4 | 13101121120200 |
5 | 222213012203 |
6 | 20034523040 |
7 | 3010663560 |
oct | 721313040 |
9 | 274507726 |
10 | 122000928 |
11 | 62959115 |
12 | 34a36480 |
13 | 1c3778ca |
14 | 122bada0 |
15 | aa9d653 |
hex | 7459620 |
122000928 has 48 divisors (see below), whose sum is σ = 366004800. Its totient is φ = 34857216.
The previous prime is 122000917. The next prime is 122000971. The reversal of 122000928 is 829000221.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×1220009282 = 29768452865722368, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 122000898 and 122000907.
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 7 ways as a sum of consecutive naturals, for example, 90103 + ... + 91446.
It is an arithmetic number, because the mean of its divisors is an integer number (7625100).
Almost surely, 2122000928 is an apocalyptic number.
It is an amenable number.
122000928 is an abundant number, since it is smaller than the sum of its proper divisors (244003872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122000928 is a wasteful number, since it uses less digits than its factorization.
122000928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181569 (or 181561 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 122000928 is about 11045.4030256935. The cubic root of 122000928 is about 495.9688239163.
The spelling of 122000928 in words is "one hundred twenty-two million, nine hundred twenty-eight", and thus it is an aban number.
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