Base | Representation |
---|---|
bin | 10101101011010100111… |
… | …000111011101001000000 |
3 | 12021101222220100210022020 |
4 | 111223110320323221000 |
5 | 143401230334103220 |
6 | 3100154324441440 |
7 | 212423300205042 |
oct | 25532470735100 |
9 | 5241886323266 |
10 | 1489630378560 |
11 | 524826572315 |
12 | 20084a249280 |
13 | aa618c92c2c |
14 | 521543ada92 |
15 | 28b36d29040 |
hex | 15ad4e3ba40 |
1489630378560 has 112 divisors (see below), whose sum is σ = 4729828488000. Its totient is φ = 397213599744.
The previous prime is 1489630378559. The next prime is 1489630378571. The reversal of 1489630378560 is 658730369841.
It is a Harshad number since it is a multiple of its sum of digits (60).
It is a junction number, because it is equal to n+sod(n) for n = 1489630378494 and 1489630378503.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27610491 + ... + 27664389.
It is an arithmetic number, because the mean of its divisors is an integer number (42230611500).
Almost surely, 21489630378560 is an apocalyptic number.
1489630378560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1489630378560 is an abundant number, since it is smaller than the sum of its proper divisors (3240198109440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1489630378560 is a wasteful number, since it uses less digits than its factorization.
1489630378560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82708 (or 82698 counting only the distinct ones).
The product of its (nonzero) digits is 26127360, while the sum is 60.
The spelling of 1489630378560 in words is "one trillion, four hundred eighty-nine billion, six hundred thirty million, three hundred seventy-eight thousand, five hundred sixty".
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