Base | Representation |
---|---|
bin | 1010101100111100… |
… | …0101110101100000 |
3 | 21102012210102001020 |
4 | 2223033011311200 |
5 | 21340423010000 |
6 | 1153023205440 |
7 | 131122623063 |
oct | 25317056540 |
9 | 7365712036 |
10 | 2872860000 |
11 | 124472226a |
12 | 682146880 |
13 | 36a25a77a |
14 | 1d378c8da |
15 | 11c32cba0 |
hex | ab3c5d60 |
2872860000 has 120 divisors (see below), whose sum is σ = 9423752184. Its totient is φ = 766080000.
The previous prime is 2872859989. The next prime is 2872860041. The reversal of 2872860000 is 682782.
2872860000 is digitally balanced in base 2 and base 4, because in such bases 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 congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 36060 + ... + 83940.
Almost surely, 22872860000 is an apocalyptic number.
2872860000 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 2872860000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4711876092).
2872860000 is an abundant number, since it is smaller than the sum of its proper divisors (6550892184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2872860000 is an equidigital number, since it uses as much as digits as its factorization.
2872860000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47914 (or 47891 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 2872860000 is about 53599.0671560616. The cubic root of 2872860000 is about 1421.5805979858.
The spelling of 2872860000 in words is "two billion, eight hundred seventy-two million, eight hundred sixty thousand".
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