Base | Representation |
---|---|
bin | 11010111101000… |
… | …111111101101100 |
3 | 1011111221201100001 |
4 | 122331013331230 |
5 | 1411232343040 |
6 | 112512514044 |
7 | 14130620533 |
oct | 3275077554 |
9 | 1144851301 |
10 | 452231020 |
11 | 2122aa94a |
12 | 10754b924 |
13 | 728cb327 |
14 | 440bd31a |
15 | 29a7e59a |
hex | 1af47f6c |
452231020 has 48 divisors (see below), whose sum is σ = 979816320. Its totient is φ = 175198464.
The previous prime is 452230993. The next prime is 452231023. The reversal of 452231020 is 20132254.
It is not an unprimeable number, because it can be changed into a prime (452231023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175582 + ... + 178138.
It is an arithmetic number, because the mean of its divisors is an integer number (20412840).
Almost surely, 2452231020 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 452231020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489908160).
452231020 is an abundant number, since it is smaller than the sum of its proper divisors (527585300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
452231020 is a wasteful number, since it uses less digits than its factorization.
452231020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2842 (or 2840 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 452231020 is about 21265.7240647950. The cubic root of 452231020 is about 767.5737539071.
Adding to 452231020 its reverse (20132254), we get a palindrome (472363274).
The spelling of 452231020 in words is "four hundred fifty-two million, two hundred thirty-one thousand, twenty".
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