Base | Representation |
---|---|
bin | 1000001101001… |
… | …11110000001000 |
3 | 11210112122222020 |
4 | 10012213300020 |
5 | 120111011202 |
6 | 10455324440 |
7 | 1464111660 |
oct | 406476010 |
9 | 153478866 |
10 | 68844552 |
11 | 35951a27 |
12 | 1b080720 |
13 | 1135592a |
14 | 92011a0 |
15 | 609d5bc |
hex | 41a7c08 |
68844552 has 64 divisors (see below), whose sum is σ = 203059200. Its totient is φ = 19033920.
The previous prime is 68844547. The next prime is 68844553. The reversal of 68844552 is 25544886.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (68844553) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1402 + ... + 11817.
It is an arithmetic number, because the mean of its divisors is an integer number (3172800).
Almost surely, 268844552 is an apocalyptic number.
68844552 is a gapful number since it is divisible by the number (62) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68844552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101529600).
68844552 is an abundant number, since it is smaller than the sum of its proper divisors (134214648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68844552 is a wasteful number, since it uses less digits than its factorization.
68844552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13266 (or 13262 counting only the distinct ones).
The product of its digits is 307200, while the sum is 42.
The square root of 68844552 is about 8297.2617169763. The cubic root of 68844552 is about 409.8483516099.
It can be divided in two parts, 68844 and 552, that added together give a palindrome (69396).
The spelling of 68844552 in words is "sixty-eight million, eight hundred forty-four thousand, five hundred fifty-two".
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