Base | Representation |
---|---|
bin | 1010101101010110… |
… | …1110000111010000 |
3 | 21102100001200220200 |
4 | 2223111232013100 |
5 | 21341344112330 |
6 | 1153124335200 |
7 | 131143451502 |
oct | 25325560720 |
9 | 7370050820 |
10 | 2874597840 |
11 | 12456a99a4 |
12 | 682844500 |
13 | 36a71878a |
14 | 1d3ac1d72 |
15 | 11c572a60 |
hex | ab56e1d0 |
2874597840 has 120 divisors (see below), whose sum is σ = 9723648480. Its totient is φ = 761018112.
The previous prime is 2874597839. The next prime is 2874597871. The reversal of 2874597840 is 487954782.
It is a happy number.
2874597840 is a `hidden beast` number, since 2 + 8 + 7 + 4 + 597 + 8 + 40 = 666.
2874597840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85719 + ... + 114441.
It is an arithmetic number, because the mean of its divisors is an integer number (81030404).
Almost surely, 22874597840 is an apocalyptic number.
2874597840 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 2874597840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4861824240).
2874597840 is an abundant number, since it is smaller than the sum of its proper divisors (6849050640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2874597840 is a wasteful number, since it uses less digits than its factorization.
2874597840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28881 (or 28872 counting only the distinct ones).
The product of its (nonzero) digits is 4515840, while the sum is 54.
The square root of 2874597840 is about 53615.2761813273. The cubic root of 2874597840 is about 1421.8671859910.
The spelling of 2874597840 in words is "two billion, eight hundred seventy-four million, five hundred ninety-seven thousand, eight hundred forty".
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