Base | Representation |
---|---|
bin | 11011110001000111000101… |
… | …10010000111100100011100 |
3 | 22000012101021020201200002021 |
4 | 31320203202302013210130 |
5 | 31000411022311301311 |
6 | 333511021425505524 |
7 | 15601341662133220 |
oct | 1570434262074434 |
9 | 260171236650067 |
10 | 61061059868956 |
11 | 1850193948a314 |
12 | 6a220614a22a4 |
13 | 280c0580437b4 |
14 | 111152a2c6780 |
15 | 70d511b27171 |
hex | 3788e2c8791c |
61061059868956 has 48 divisors (see below), whose sum is σ = 126062711326720. Its totient is φ = 25324628823360.
The previous prime is 61061059868947. The next prime is 61061059868969. The reversal of 61061059868956 is 65986895016016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118183435 + ... + 118698973.
Almost surely, 261061059868956 is an apocalyptic number.
It is an amenable number.
61061059868956 is an abundant number, since it is smaller than the sum of its proper divisors (65001651457764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61061059868956 is a wasteful number, since it uses less digits than its factorization.
61061059868956 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 652034 (or 652032 counting only the distinct ones).
The product of its (nonzero) digits is 167961600, while the sum is 70.
The spelling of 61061059868956 in words is "sixty-one trillion, sixty-one billion, fifty-nine million, eight hundred sixty-eight thousand, nine hundred fifty-six".
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