Base | Representation |
---|---|
bin | 110100001000010… |
… | …110011101100001 |
3 | 2020221201111200000 |
4 | 310020112131201 |
5 | 3242344320020 |
6 | 222441450213 |
7 | 30450005004 |
oct | 6410263541 |
9 | 2227644600 |
10 | 874604385 |
11 | 409767246 |
12 | 204aa0969 |
13 | 10c2743b5 |
14 | 8422953b |
15 | 51bb2090 |
hex | 34216761 |
874604385 has 24 divisors (see below), whose sum is σ = 1572130560. Its totient is φ = 466455024.
The previous prime is 874604383. The next prime is 874604407. The reversal of 874604385 is 583406478.
874604385 is a `hidden beast` number, since 8 + 7 + 4 + 604 + 38 + 5 = 666.
It is not a de Polignac number, because 874604385 - 21 = 874604383 is a prime.
It is a super-2 number, since 2×8746043852 = 1529865660522456450, which contains 22 as substring.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 874604385.
It is not an unprimeable number, because it can be changed into a prime (874604383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358705 + ... + 361134.
It is an arithmetic number, because the mean of its divisors is an integer number (65505440).
Almost surely, 2874604385 is an apocalyptic number.
It is an amenable number.
874604385 is a deficient number, since it is larger than the sum of its proper divisors (697526175).
874604385 is an equidigital number, since it uses as much as digits as its factorization.
874604385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 719859 (or 719847 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 45.
The square root of 874604385 is about 29573.7110454539. The cubic root of 874604385 is about 956.3214202712.
The spelling of 874604385 in words is "eight hundred seventy-four million, six hundred four thousand, three hundred eighty-five".
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