Base | Representation |
---|---|
bin | 1000011101110100… |
… | …1100101110010010 |
3 | 12212101020221120020 |
4 | 2013131030232102 |
5 | 14123240002300 |
6 | 1013301124310 |
7 | 110213412102 |
oct | 20735145622 |
9 | 5771227506 |
10 | 2272578450 |
11 | a668a190a |
12 | 5350b9696 |
13 | 2a2a9399c |
14 | 177b71202 |
15 | d47a68a0 |
hex | 8774cb92 |
2272578450 has 24 divisors (see below), whose sum is σ = 5635994928. Its totient is φ = 606020880.
The previous prime is 2272578439. The next prime is 2272578481. The reversal of 2272578450 is 548752722.
2272578450 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×22725784503 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7575112 + ... + 7575411.
It is an arithmetic number, because the mean of its divisors is an integer number (234833122).
Almost surely, 22272578450 is an apocalyptic number.
2272578450 is an abundant number, since it is smaller than the sum of its proper divisors (3363416478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2272578450 is a wasteful number, since it uses less digits than its factorization.
2272578450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15150538 (or 15150533 counting only the distinct ones).
The product of its (nonzero) digits is 313600, while the sum is 42.
The square root of 2272578450 is about 47671.5685707949. The cubic root of 2272578450 is about 1314.7392486600.
The spelling of 2272578450 in words is "two billion, two hundred seventy-two million, five hundred seventy-eight thousand, four hundred fifty".
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