Base | Representation |
---|---|
bin | 100000000111111… |
… | …010011001100000 |
3 | 1101120010020201101 |
4 | 200013322121200 |
5 | 2100432220440 |
6 | 125251244144 |
7 | 16232646400 |
oct | 4007723140 |
9 | 1346106641 |
10 | 538945120 |
11 | 25724749a |
12 | 1305a9654 |
13 | 8786c74c |
14 | 51812800 |
15 | 324ac69a |
hex | 201fa660 |
538945120 has 72 divisors (see below), whose sum is σ = 1481158224. Its totient is φ = 184778496.
The previous prime is 538945111. The next prime is 538945129. The reversal of 538945120 is 21549835.
It is an interprime number because it is at equal distance from previous prime (538945111) and next prime (538945129).
It is a self number, because there is not a number n which added to its sum of digits gives 538945120.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538945129) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26532 + ... + 42211.
It is an arithmetic number, because the mean of its divisors is an integer number (20571642).
Almost surely, 2538945120 is an apocalyptic number.
It is an amenable number.
538945120 is an abundant number, since it is smaller than the sum of its proper divisors (942213104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538945120 is a wasteful number, since it uses less digits than its factorization.
538945120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68772 (or 68757 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 37.
The square root of 538945120 is about 23215.1915779302. The cubic root of 538945120 is about 813.7946828665.
The spelling of 538945120 in words is "five hundred thirty-eight million, nine hundred forty-five thousand, one hundred twenty".
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