Base | Representation |
---|---|
bin | 111110101110110… |
… | …0010111100000000 |
3 | 12102200201212020112 |
4 | 1331131202330000 |
5 | 13302323203110 |
6 | 544511130452 |
7 | 103106221523 |
oct | 17535427400 |
9 | 5380655215 |
10 | 2104897280 |
11 | 990183532 |
12 | 4a8b13a28 |
13 | 277113c65 |
14 | 15d7a2bba |
15 | c4bd3405 |
hex | 7d762f00 |
2104897280 has 36 divisors (see below), whose sum is σ = 5041889832. Its totient is φ = 841958400.
The previous prime is 2104897271. The next prime is 2104897297. The reversal of 2104897280 is 827984012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820946 + ... + 823505.
Almost surely, 22104897280 is an apocalyptic number.
2104897280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2104897280 is an abundant number, since it is smaller than the sum of its proper divisors (2936992552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2104897280 is an equidigital number, since it uses as much as digits as its factorization.
2104897280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1644472 (or 1644458 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 41.
The square root of 2104897280 is about 45879.1595389453. The cubic root of 2104897280 is about 1281.5738453092.
The spelling of 2104897280 in words is "two billion, one hundred four million, eight hundred ninety-seven thousand, two hundred eighty".
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