Base | Representation |
---|---|
bin | 100000000000110… |
… | …011011010010010 |
3 | 1101102121120022001 |
4 | 200000303122102 |
5 | 2044443101430 |
6 | 125143304214 |
7 | 16211055151 |
oct | 4000633222 |
9 | 1342546261 |
10 | 537081490 |
11 | 256194300 |
12 | 12ba4b06a |
13 | 873693ca |
14 | 51489598 |
15 | 322403ca |
hex | 20033692 |
537081490 has 24 divisors (see below), whose sum is σ = 1062624780. Its totient is φ = 195301920.
The previous prime is 537081469. The next prime is 537081497. The reversal of 537081490 is 94180735.
It can be written as a sum of positive squares in 2 ways, for example, as 513974241 + 23107249 = 22671^2 + 4807^2 .
It is not an unprimeable number, because it can be changed into a prime (537081497) 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, 220725 + ... + 223144.
Almost surely, 2537081490 is an apocalyptic number.
537081490 is a deficient number, since it is larger than the sum of its proper divisors (525543290).
537081490 is a wasteful number, since it uses less digits than its factorization.
537081490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443898 (or 443887 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 537081490 is about 23175.0186623442. The cubic root of 537081490 is about 812.8555868416.
The spelling of 537081490 in words is "five hundred thirty-seven million, eighty-one thousand, four hundred ninety".
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