Base | Representation |
---|---|
bin | 101100010111001… |
… | …1001111110010100 |
3 | 10211201222200110121 |
4 | 1120232121332110 |
5 | 11022032410040 |
6 | 403413001324 |
7 | 51613360063 |
oct | 13056317624 |
9 | 3751880417 |
10 | 1488560020 |
11 | 6a42871a2 |
12 | 356623244 |
13 | 1a951815c |
14 | 1019a61da |
15 | 8aa39c4a |
hex | 58b99f94 |
1488560020 has 12 divisors (see below), whose sum is σ = 3125976084. Its totient is φ = 595424000.
The previous prime is 1488559993. The next prime is 1488560027. The reversal of 1488560020 is 200658841.
It can be written as a sum of positive squares in 2 ways, for example, as 163891204 + 1324668816 = 12802^2 + 36396^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1488560027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37213981 + ... + 37214020.
It is an arithmetic number, because the mean of its divisors is an integer number (260498007).
Almost surely, 21488560020 is an apocalyptic number.
1488560020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1488560020 is an abundant number, since it is smaller than the sum of its proper divisors (1637416064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1488560020 is a wasteful number, since it uses less digits than its factorization.
1488560020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74428010 (or 74428008 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 1488560020 is about 38581.8612822140. The cubic root of 1488560020 is about 1141.7967000083.
The spelling of 1488560020 in words is "one billion, four hundred eighty-eight million, five hundred sixty thousand, twenty".
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