Base | Representation |
---|---|
bin | 110000011010111… |
… | …101010010001100 |
3 | 2002121121211102210 |
4 | 300122331102030 |
5 | 3130431420012 |
6 | 212335550420 |
7 | 26063025534 |
oct | 6032752214 |
9 | 2077554383 |
10 | 812373132 |
11 | 387621a5a |
12 | 1a808b410 |
13 | cc3c597c |
14 | 79c6a4c4 |
15 | 4b4bd23c |
hex | 306bd48c |
812373132 has 24 divisors (see below), whose sum is σ = 1916838000. Its totient is φ = 267748096.
The previous prime is 812373131. The next prime is 812373137. The reversal of 812373132 is 231373218.
It is a self number, because there is not a number n which added to its sum of digits gives 812373132.
It is not an unprimeable number, because it can be changed into a prime (812373131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379257 + ... + 381392.
It is an arithmetic number, because the mean of its divisors is an integer number (79868250).
Almost surely, 2812373132 is an apocalyptic number.
It is an amenable number.
812373132 is an abundant number, since it is smaller than the sum of its proper divisors (1104464868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
812373132 is a wasteful number, since it uses less digits than its factorization.
812373132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 760745 (or 760743 counting only the distinct ones).
The product of its digits is 6048, while the sum is 30.
The square root of 812373132 is about 28502.1601286639. The cubic root of 812373132 is about 933.0792188582.
The spelling of 812373132 in words is "eight hundred twelve million, three hundred seventy-three thousand, one hundred thirty-two".
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