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52154342 = 238036857
BaseRepresentation
bin1100011011110…
…0111111100110
310122010201022022
43012330333212
5101322414332
65101503142
71202206322
oct306747746
9118121268
1052154342
1127492369
1215571ab2
13aa60b76
146cd8982
1548a3212
hex31bcfe6

52154342 has 8 divisors (see below), whose sum is σ = 78263496. Its totient is φ = 26066512.

The previous prime is 52154309. The next prime is 52154437. The reversal of 52154342 is 24345125.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4178 + ... + 11034.

It is an arithmetic number, because the mean of its divisors is an integer number (9782937).

Almost surely, 252154342 is an apocalyptic number.

52154342 is a deficient number, since it is larger than the sum of its proper divisors (26109154).

52154342 is a wasteful number, since it uses less digits than its factorization.

52154342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10662.

The product of its digits is 4800, while the sum is 26.

The square root of 52154342 is about 7221.7963139374. The cubic root of 52154342 is about 373.6200350500.

Adding to 52154342 its reverse (24345125), we get a palindrome (76499467).

The spelling of 52154342 in words is "fifty-two million, one hundred fifty-four thousand, three hundred forty-two".

Divisors: 1 2 3803 6857 7606 13714 26077171 52154342