Base | Representation |
---|---|
bin | 11001001001111001101001… |
… | …10101110001001110000100 |
3 | 21020212010200010211110102001 |
4 | 30210330310311301032010 |
5 | 24222243144200100102 |
6 | 313351414123355044 |
7 | 14436301232526400 |
oct | 1444746465611604 |
9 | 236763603743361 |
10 | 55315770315652 |
11 | 1669731729a470 |
12 | 6254697682a84 |
13 | 24b3340920662 |
14 | d93424756100 |
15 | 65dd542b6487 |
hex | 324f34d71384 |
55315770315652 has 72 divisors (see below), whose sum is σ = 124324163258400. Its totient is φ = 21291940938240.
The previous prime is 55315770315623. The next prime is 55315770315679. The reversal of 55315770315652 is 25651307751355.
It is a super-3 number, since 3×553157703156523 (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 55315770315593 and 55315770315602.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154379277 + ... + 154737172.
It is an arithmetic number, because the mean of its divisors is an integer number (1726724489700).
Almost surely, 255315770315652 is an apocalyptic number.
It is an amenable number.
55315770315652 is an abundant number, since it is smaller than the sum of its proper divisors (69008392942748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55315770315652 is a wasteful number, since it uses less digits than its factorization.
55315770315652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 309116561 (or 309116552 counting only the distinct ones).
The product of its (nonzero) digits is 16537500, while the sum is 55.
The spelling of 55315770315652 in words is "fifty-five trillion, three hundred fifteen billion, seven hundred seventy million, three hundred fifteen thousand, six hundred fifty-two".
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