Base | Representation |
---|---|
bin | 11010111100101… |
… | …111111001011010 |
3 | 1011111202201010000 |
4 | 122330233321122 |
5 | 1411221214232 |
6 | 112510433430 |
7 | 14130030246 |
oct | 3274577132 |
9 | 1144681100 |
10 | 452132442 |
11 | 212242883 |
12 | 107502876 |
13 | 728954b8 |
14 | 44095426 |
15 | 29a6027c |
hex | 1af2fe5a |
452132442 has 40 divisors (see below), whose sum is σ = 1072712916. Its totient is φ = 141844608.
The previous prime is 452132441. The next prime is 452132467. The reversal of 452132442 is 244231254.
452132442 is a `hidden beast` number, since 4 + 5 + 213 + 2 + 442 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 371294361 + 80838081 = 19269^2 + 8991^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (452132441) 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 19 ways as a sum of consecutive naturals, for example, 79333 + ... + 84840.
Almost surely, 2452132442 is an apocalyptic number.
452132442 is an abundant number, since it is smaller than the sum of its proper divisors (620580474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
452132442 is a wasteful number, since it uses less digits than its factorization.
452132442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 164204 (or 164195 counting only the distinct ones).
The product of its digits is 7680, while the sum is 27.
The square root of 452132442 is about 21263.4061711665. The cubic root of 452132442 is about 767.5179775592.
Adding to 452132442 its reverse (244231254), we get a palindrome (696363696).
It can be divided in two parts, 4521 and 32442, that added together give a palindrome (36963).
The spelling of 452132442 in words is "four hundred fifty-two million, one hundred thirty-two thousand, four hundred forty-two".
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