Base | Representation |
---|---|
bin | 100001010011… |
… | …000000110100 |
3 | 121102110102112 |
4 | 201103000310 |
5 | 4213304003 |
6 | 511030152 |
7 | 134122616 |
oct | 41230064 |
9 | 17373375 |
10 | 8728628 |
11 | 4a21a47 |
12 | 2b0b358 |
13 | 1a67c8c |
14 | 1232db6 |
15 | b763d8 |
hex | 853034 |
8728628 has 12 divisors (see below), whose sum is σ = 15304800. Its totient is φ = 4355832.
The previous prime is 8728627. The next prime is 8728649. The reversal of 8728628 is 8268278.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8728627) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575 + ... + 4217.
It is an arithmetic number, because the mean of its divisors is an integer number (1275400).
Almost surely, 28728628 is an apocalyptic number.
It is an amenable number.
8728628 is a deficient number, since it is larger than the sum of its proper divisors (6576172).
8728628 is a wasteful number, since it uses less digits than its factorization.
8728628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4246 (or 4244 counting only the distinct ones).
The product of its digits is 86016, while the sum is 41.
The square root of 8728628 is about 2954.4251555929. The cubic root of 8728628 is about 205.8963565729.
It can be divided in two parts, 872862 and 8, that multiplied together give a palindrome (6982896).
The spelling of 8728628 in words is "eight million, seven hundred twenty-eight thousand, six hundred twenty-eight".
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