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552042141 = 3731847991
BaseRepresentation
bin100000111001110…
…111111010011101
31102110202122110020
4200321313322131
52112310322031
6130440102353
716452165210
oct4071677235
91373678406
10552042141
11263682482
12134a649b9
138a4a6b71
1453461777
15336e8096
hex20e77e9d

552042141 has 16 divisors (see below), whose sum is σ = 868343808. Its totient is φ = 305276400.

The previous prime is 552042077. The next prime is 552042149. The reversal of 552042141 is 141240255.

It is not a de Polignac number, because 552042141 - 26 = 552042077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552042149) 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, 423345 + ... + 424646.

It is an arithmetic number, because the mean of its divisors is an integer number (54271488).

Almost surely, 2552042141 is an apocalyptic number.

It is an amenable number.

552042141 is a deficient number, since it is larger than the sum of its proper divisors (316301667).

552042141 is a wasteful number, since it uses less digits than its factorization.

552042141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848032.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 552042141 is about 23495.5770518623. The cubic root of 552042141 is about 820.3340602994.

Adding to 552042141 its reverse (141240255), we get a palindrome (693282396).

The spelling of 552042141 in words is "five hundred fifty-two million, forty-two thousand, one hundred forty-one".

Divisors: 1 3 7 21 31 93 217 651 847991 2543973 5935937 17807811 26287721 78863163 184014047 552042141