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452412043 = 2153210131
BaseRepresentation
bin11010111101110…
…100001010001011
31011112021220122121
4122331310022023
51411304141133
6112520432111
714132303356
oct3275641213
91145256577
10452412043
11212413956
12107618637
1372962845
144412929d
1529ab802d
hex1af7428b

452412043 has 4 divisors (see below), whose sum is σ = 452624328. Its totient is φ = 452199760.

The previous prime is 452412019. The next prime is 452412049. The reversal of 452412043 is 340214254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-452412043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452411999 and 452412017.

It is not an unprimeable number, because it can be changed into a prime (452412049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102913 + ... + 107218.

It is an arithmetic number, because the mean of its divisors is an integer number (113156082).

Almost surely, 2452412043 is an apocalyptic number.

452412043 is a deficient number, since it is larger than the sum of its proper divisors (212285).

452412043 is a wasteful number, since it uses less digits than its factorization.

452412043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212284.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 452412043 is about 21269.9798542453. The cubic root of 452412043 is about 767.6761572967.

Adding to 452412043 its reverse (340214254), we get a palindrome (792626297).

The spelling of 452412043 in words is "four hundred fifty-two million, four hundred twelve thousand, forty-three".

Divisors: 1 2153 210131 452412043