Base | Representation |
---|---|
bin | 110000011011011… |
… | …100011101100000 |
3 | 2002121212022121102 |
4 | 300123130131200 |
5 | 3131000011312 |
6 | 212342413532 |
7 | 26064100043 |
oct | 6033343540 |
9 | 2077768542 |
10 | 812500832 |
11 | 3876a99a0 |
12 | 1a81312a8 |
13 | cc43bb30 |
14 | 79ca0c5a |
15 | 4b4e5ec2 |
hex | 306dc760 |
812500832 has 96 divisors (see below), whose sum is σ = 1888989984. Its totient is φ = 339148800.
The previous prime is 812500823. The next prime is 812500879. The reversal of 812500832 is 238005218.
It is a junction number, because it is equal to n+sod(n) for n = 812500795 and 812500804.
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, 1267232 + ... + 1267872.
It is an arithmetic number, because the mean of its divisors is an integer number (19676979).
Almost surely, 2812500832 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 812500832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (944494992).
812500832 is an abundant number, since it is smaller than the sum of its proper divisors (1076489152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
812500832 is a wasteful number, since it uses less digits than its factorization.
812500832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 952 (or 944 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 812500832 is about 28504.4002217202. The cubic root of 812500832 is about 933.1281077118.
It can be divided in two parts, 812500 and 832, that multiplied together give a square (676000000 = 260002).
The spelling of 812500832 in words is "eight hundred twelve million, five hundred thousand, eight hundred thirty-two".
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