Base | Representation |
---|---|
bin | 100100101110101… |
… | …1100010111110000 |
3 | 10011220002012122010 |
4 | 1021131130113300 |
5 | 10011002031102 |
6 | 322143442520 |
7 | 42353460465 |
oct | 11135342760 |
9 | 3156065563 |
10 | 1232455152 |
11 | 582763885 |
12 | 2a48b6440 |
13 | 168448b06 |
14 | b997b66c |
15 | 732ebd6c |
hex | 4975c5f0 |
1232455152 has 80 divisors (see below), whose sum is σ = 3245665280. Its totient is φ = 402921216.
The previous prime is 1232455141. The next prime is 1232455153. The reversal of 1232455152 is 2515542321.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232455153) 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, 537753 + ... + 540039.
It is an arithmetic number, because the mean of its divisors is an integer number (40570816).
Almost surely, 21232455152 is an apocalyptic number.
1232455152 is a gapful number since it is divisible by the number (12) 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 1232455152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1622832640).
1232455152 is an abundant number, since it is smaller than the sum of its proper divisors (2013210128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232455152 is a wasteful number, since it uses less digits than its factorization.
1232455152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2510 (or 2504 counting only the distinct ones).
The product of its digits is 12000, while the sum is 30.
The square root of 1232455152 is about 35106.3406238816. The cubic root of 1232455152 is about 1072.1536823926.
Adding to 1232455152 its reverse (2515542321), we get a palindrome (3747997473).
It can be divided in two parts, 12324 and 55152, that added together give a palindrome (67476).
The spelling of 1232455152 in words is "one billion, two hundred thirty-two million, four hundred fifty-five thousand, one hundred fifty-two".
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