Base | Representation |
---|---|
bin | 101100011101000… |
… | …000011001100000 |
3 | 1220222100122001211 |
4 | 230131000121200 |
5 | 3011411120222 |
6 | 202001035504 |
7 | 24324130564 |
oct | 5435003140 |
9 | 1828318054 |
10 | 745801312 |
11 | 352a92623 |
12 | 189925b94 |
13 | bb687669 |
14 | 7109b6a4 |
15 | 4571d277 |
hex | 2c740660 |
745801312 has 48 divisors (see below), whose sum is σ = 1539064800. Its totient is φ = 355075072.
The previous prime is 745801297. The next prime is 745801313. The reversal of 745801312 is 213108547.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (745801313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169314 + ... + 173662.
It is an arithmetic number, because the mean of its divisors is an integer number (32063850).
Almost surely, 2745801312 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 745801312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769532400).
745801312 is an abundant number, since it is smaller than the sum of its proper divisors (793263488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
745801312 is a wasteful number, since it uses less digits than its factorization.
745801312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4615 (or 4607 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 745801312 is about 27309.3630830161. The cubic root of 745801312 is about 906.8616732605.
Adding to 745801312 its reverse (213108547), we get a palindrome (958909859).
The spelling of 745801312 in words is "seven hundred forty-five million, eight hundred one thousand, three hundred twelve".
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