Base | Representation |
---|---|
bin | 111000101000101101… |
… | …0011000100011100000 |
3 | 102121221020210212211211 |
4 | 1301101122120203200 |
5 | 3443041442030404 |
6 | 131512420515504 |
7 | 11533660026562 |
oct | 1612132304340 |
9 | 377836725754 |
10 | 121624955104 |
11 | 47643130a24 |
12 | 1b6a3b4bb94 |
13 | b613a49a73 |
14 | 5c5b095332 |
15 | 326c983b04 |
hex | 1c516988e0 |
121624955104 has 48 divisors (see below), whose sum is σ = 245448403200. Its totient is φ = 59293825920.
The previous prime is 121624955093. The next prime is 121624955173. The reversal of 121624955104 is 401559426121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708297 + ... + 863095.
It is an arithmetic number, because the mean of its divisors is an integer number (5113508400).
Almost surely, 2121624955104 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 121624955104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122724201600).
121624955104 is an abundant number, since it is smaller than the sum of its proper divisors (123823448096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121624955104 is a wasteful number, since it uses less digits than its factorization.
121624955104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155423 (or 155415 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 40.
The spelling of 121624955104 in words is "one hundred twenty-one billion, six hundred twenty-four million, nine hundred fifty-five thousand, one hundred four".
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