Base | Representation |
---|---|
bin | 10000000010101110111… |
… | …00101110111100110100 |
3 | 1221200210200020220010002 |
4 | 20001113130232330310 |
5 | 33012401034322040 |
6 | 1101121153050432 |
7 | 54552550613021 |
oct | 10012734567464 |
9 | 1850720226102 |
10 | 551222964020 |
11 | 1a2854aa1513 |
12 | 8a9b7556a18 |
13 | 3cc98392541 |
14 | 1c972140548 |
15 | e512a4ca15 |
hex | 805772ef34 |
551222964020 has 24 divisors (see below), whose sum is σ = 1165337145000. Its totient is φ = 219009391232.
The previous prime is 551222963981. The next prime is 551222964041. The reversal of 551222964020 is 20469222155.
551222964020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 16516876324 + 534706087696 = 128518^2 + 731236^2 .
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, 92484095 + ... + 92490054.
It is an arithmetic number, because the mean of its divisors is an integer number (48555714375).
Almost surely, 2551222964020 is an apocalyptic number.
It is an amenable number.
551222964020 is an abundant number, since it is smaller than the sum of its proper divisors (614114180980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
551222964020 is a wasteful number, since it uses less digits than its factorization.
551222964020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184974307 (or 184974305 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 38.
The spelling of 551222964020 in words is "five hundred fifty-one billion, two hundred twenty-two million, nine hundred sixty-four thousand, twenty".
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