Base | Representation |
---|---|
bin | 1010001100111101… |
… | …0001101101000000 |
3 | 21001212022220121120 |
4 | 2203033101231000 |
5 | 21102101102010 |
6 | 1131431352240 |
7 | 124603326342 |
oct | 24317215500 |
9 | 7055286546 |
10 | 2738690880 |
11 | 1185a12aa2 |
12 | 645222680 |
13 | 348512463 |
14 | 1bda25292 |
15 | 110678e70 |
hex | a33d1b40 |
2738690880 has 112 divisors (see below), whose sum is σ = 8724253824. Its totient is φ = 727889920.
The previous prime is 2738690879. The next prime is 2738690897. The reversal of 2738690880 is 880968372.
It is a congruent number.
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, 293974 + ... + 303146.
Almost surely, 22738690880 is an apocalyptic number.
2738690880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2738690880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4362126912).
2738690880 is an abundant number, since it is smaller than the sum of its proper divisors (5985562944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2738690880 is a wasteful number, since it uses less digits than its factorization.
2738690880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9504 (or 9494 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 51.
The square root of 2738690880 is about 52332.5030932020. The cubic root of 2738690880 is about 1399.0965054877.
The spelling of 2738690880 in words is "two billion, seven hundred thirty-eight million, six hundred ninety thousand, eight hundred eighty".
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