Base | Representation |
---|---|
bin | 10111100111011111000… |
… | …00001001101010111100 |
3 | 2212120112212210110211000 |
4 | 23303233200021222330 |
5 | 101243343320100432 |
6 | 1420441325530300 |
7 | 112425014325510 |
oct | 13635740115274 |
9 | 2776485713730 |
10 | 811472034492 |
11 | 293163899039 |
12 | 111328413990 |
13 | 5b6a1917172 |
14 | 2b3bdbcc140 |
15 | 1619552357c |
hex | bcef809abc |
811472034492 has 192 divisors, whose sum is σ = 2562282455040. Its totient is φ = 217050052032.
The previous prime is 811472034487. The next prime is 811472034553. The reversal of 811472034492 is 294430274118.
811472034492 is a `hidden beast` number, since 81 + 14 + 72 + 0 + 3 + 4 + 492 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 320763 + ... + 1313709.
It is an arithmetic number, because the mean of its divisors is an integer number (13345221120).
Almost surely, 2811472034492 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 811472034492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1281141227520).
811472034492 is an abundant number, since it is smaller than the sum of its proper divisors (1750810420548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
811472034492 is a wasteful number, since it uses less digits than its factorization.
811472034492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 993037 (or 993029 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 45.
The spelling of 811472034492 in words is "eight hundred eleven billion, four hundred seventy-two million, thirty-four thousand, four hundred ninety-two".
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