Base | Representation |
---|---|
bin | 110101010010101… |
… | …000110011000000 |
3 | 2022022100212122100 |
4 | 311102220303000 |
5 | 3312341000034 |
6 | 224415110400 |
7 | 31104352551 |
oct | 6522506300 |
9 | 2268325570 |
10 | 894078144 |
11 | 419758163 |
12 | 20b512400 |
13 | 11330212b |
14 | 86a58328 |
15 | 5375c099 |
hex | 354a8cc0 |
894078144 has 252 divisors, whose sum is σ = 2810015208. Its totient is φ = 271564800.
The previous prime is 894078139. The next prime is 894078167. The reversal of 894078144 is 441870498.
It is a self number, because there is not a number n which added to its sum of digits gives 894078144.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6824959 + ... + 6825089.
It is an arithmetic number, because the mean of its divisors is an integer number (11150854).
Almost surely, 2894078144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 894078144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1405007604).
894078144 is an abundant number, since it is smaller than the sum of its proper divisors (1915937064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
894078144 is a wasteful number, since it uses less digits than its factorization.
894078144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224 (or 194 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 45.
The square root of 894078144 is about 29901.1395100588. The cubic root of 894078144 is about 963.3671345310.
The spelling of 894078144 in words is "eight hundred ninety-four million, seventy-eight thousand, one hundred forty-four".
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