Base | Representation |
---|---|
bin | 110011000001001… |
… | …100111001100000 |
3 | 2012122121220202200 |
4 | 303001030321200 |
5 | 3223110443432 |
6 | 220534013200 |
7 | 30132323526 |
oct | 6301147140 |
9 | 2178556680 |
10 | 855952992 |
11 | 3aa188174 |
12 | 1ba7a7200 |
13 | 108443a7b |
14 | 81972316 |
15 | 5022aa7c |
hex | 3304ce60 |
855952992 has 144 divisors (see below), whose sum is σ = 2611103040. Its totient is φ = 265015296.
The previous prime is 855952987. The next prime is 855953003. The reversal of 855952992 is 299259558.
It is a tau number, because it is divible by the number of its divisors (144).
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, 385678 + ... + 387890.
It is an arithmetic number, because the mean of its divisors is an integer number (18132660).
Almost surely, 2855952992 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 855952992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1305551520).
855952992 is an abundant number, since it is smaller than the sum of its proper divisors (1755150048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
855952992 is a wasteful number, since it uses less digits than its factorization.
855952992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2325 (or 2314 counting only the distinct ones).
The product of its digits is 2916000, while the sum is 54.
The square root of 855952992 is about 29256.6743154447. The cubic root of 855952992 is about 949.4744986567.
The spelling of 855952992 in words is "eight hundred fifty-five million, nine hundred fifty-two thousand, nine hundred ninety-two".
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