Base | Representation |
---|---|
bin | 110000100100100… |
… | …011100001011100 |
3 | 2002210100122122000 |
4 | 300210203201130 |
5 | 3132102422202 |
6 | 212505522300 |
7 | 26123304555 |
oct | 6044434134 |
9 | 2083318560 |
10 | 814889052 |
11 | 388a9022a |
12 | 1a8aa3390 |
13 | cca96b93 |
14 | 7a32332c |
15 | 4b81891c |
hex | 3092385c |
814889052 has 24 divisors (see below), whose sum is σ = 2112675600. Its totient is φ = 271629648.
The previous prime is 814889051. The next prime is 814889059. The reversal of 814889052 is 250988418.
It is a happy number.
814889052 is a `hidden beast` number, since 81 + 488 + 90 + 5 + 2 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 814888989 and 814889007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (814889051) 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, 3772527 + ... + 3772742.
It is an arithmetic number, because the mean of its divisors is an integer number (88028150).
Almost surely, 2814889052 is an apocalyptic number.
It is an amenable number.
814889052 is an abundant number, since it is smaller than the sum of its proper divisors (1297786548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
814889052 is a wasteful number, since it uses less digits than its factorization.
814889052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7545282 (or 7545274 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 45.
The square root of 814889052 is about 28546.2616116366. The cubic root of 814889052 is about 934.0414751088.
The spelling of 814889052 in words is "eight hundred fourteen million, eight hundred eighty-nine thousand, fifty-two".
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