Base | Representation |
---|---|
bin | 11100001011001001110000… |
… | …110111001100000000100100 |
3 | 121020201211202102110020001201 |
4 | 130023021300313030000210 |
5 | 112220132130200124100 |
6 | 1115312125451332244 |
7 | 35046216303466243 |
oct | 3413116067140044 |
9 | 536654672406051 |
10 | 123911700004900 |
11 | 36533725310615 |
12 | 11a92b01751084 |
13 | 541aa916819a2 |
14 | 228550319895a |
15 | e4d36363936a |
hex | 70b270dcc024 |
123911700004900 has 72 divisors (see below), whose sum is σ = 287524218350376. Its totient is φ = 46187238144000.
The previous prime is 123911700004861. The next prime is 123911700004901. The reversal of 123911700004900 is 9400007119321.
It can be written as a sum of positive squares in 12 ways, for example, as 3913346455524 + 119998353549376 = 1978218^2 + 10954376^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 123911700004900.
It is not an unprimeable number, because it can be changed into a prime (123911700004901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 360666099 + ... + 361009498.
It is an arithmetic number, because the mean of its divisors is an integer number (3993391921533).
Almost surely, 2123911700004900 is an apocalyptic number.
123911700004900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123911700004900 is an abundant number, since it is smaller than the sum of its proper divisors (163612518345476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123911700004900 is a wasteful number, since it uses less digits than its factorization.
123911700004900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 721675729 (or 721675722 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 37.
The spelling of 123911700004900 in words is "one hundred twenty-three trillion, nine hundred eleven billion, seven hundred million, four thousand, nine hundred".
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