Base | Representation |
---|---|
bin | 111001001111010100… |
… | …0100100111010010000 |
3 | 102202021112122110122020 |
4 | 1302132220210322100 |
5 | 4003220123140420 |
6 | 132245141211440 |
7 | 11611041122640 |
oct | 1623650447220 |
9 | 382245573566 |
10 | 122920521360 |
11 | 4814848003a |
12 | 1b9a5a00b80 |
13 | b78c291910 |
14 | 5d41180520 |
15 | 32e659a340 |
hex | 1c9ea24e90 |
122920521360 has 640 divisors, whose sum is σ = 482945089536. Its totient is φ = 25174056960.
The previous prime is 122920521331. The next prime is 122920521397. The reversal of 122920521360 is 63125029221.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 119224045 + ... + 119225075.
Almost surely, 2122920521360 is an apocalyptic number.
122920521360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122920521360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241472544768).
122920521360 is an abundant number, since it is smaller than the sum of its proper divisors (360024568176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122920521360 is a wasteful number, since it uses less digits than its factorization.
122920521360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1223 (or 1217 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 33.
The spelling of 122920521360 in words is "one hundred twenty-two billion, nine hundred twenty million, five hundred twenty-one thousand, three hundred sixty".
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