Base | Representation |
---|---|
bin | 1111110010001… |
… | …00110100010100 |
3 | 100020010202000112 |
4 | 13321010310110 |
5 | 232343334302 |
6 | 21045502152 |
7 | 3165254660 |
oct | 771046424 |
9 | 306122015 |
10 | 132402452 |
11 | 68812a16 |
12 | 38411958 |
13 | 2157a160 |
14 | 138278a0 |
15 | b955552 |
hex | 7e44d14 |
132402452 has 96 divisors (see below), whose sum is σ = 297480960. Its totient is φ = 50181120.
The previous prime is 132402451. The next prime is 132402463. The reversal of 132402452 is 254204231.
It is a happy number.
It is a super-2 number, since 2×1324024522 = 35060818591224608, which contains 22 as substring.
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132402451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1487624 + ... + 1487712.
It is an arithmetic number, because the mean of its divisors is an integer number (3098760).
Almost surely, 2132402452 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 132402452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148740480).
132402452 is an abundant number, since it is smaller than the sum of its proper divisors (165078508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132402452 is a wasteful number, since it uses less digits than its factorization.
132402452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241 (or 239 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 132402452 is about 11506.6264387091. The cubic root of 132402452 is about 509.6812720794.
Adding to 132402452 its reverse (254204231), we get a palindrome (386606683).
The spelling of 132402452 in words is "one hundred thirty-two million, four hundred two thousand, four hundred fifty-two".
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