Base | Representation |
---|---|
bin | 1110001111000001000… |
… | …00011110000001010000 |
3 | 1201202110002000021120022 |
4 | 13013200200132001100 |
5 | 31003133031144100 |
6 | 1012404413403012 |
7 | 50223205442366 |
oct | 7074040360120 |
9 | 1652402007508 |
10 | 489097912400 |
11 | 179475025749 |
12 | 7a959a99468 |
13 | 371775b5976 |
14 | 1995b35d636 |
15 | cac8984e85 |
hex | 71e081e050 |
489097912400 has 60 divisors (see below), whose sum is σ = 1177167889692. Its totient is φ = 195287838720.
The previous prime is 489097912397. The next prime is 489097912409. The reversal of 489097912400 is 4219790984.
It can be written as a sum of positive squares in 6 ways, for example, as 92898163264 + 396199749136 = 304792^2 + 629444^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489097912409) 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, 874817 + ... + 1320416.
Almost surely, 2489097912400 is an apocalyptic number.
489097912400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
489097912400 is an abundant number, since it is smaller than the sum of its proper divisors (688069977292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489097912400 is a wasteful number, since it uses less digits than its factorization.
489097912400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2195808 (or 2195797 counting only the distinct ones).
The product of its (nonzero) digits is 1306368, while the sum is 53.
The spelling of 489097912400 in words is "four hundred eighty-nine billion, ninety-seven million, nine hundred twelve thousand, four hundred".
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