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542332553 = 7393119709
BaseRepresentation
bin100000010100110…
…101011010001001
31101210111100101212
4200110311122021
52102314120203
6125452022505
716303515320
oct4024653211
91353440355
10542332553
11259150524
12131761a35
1388487549
14520550b7
153292b1d8
hex20535689

542332553 has 8 divisors (see below), whose sum is σ = 619997760. Its totient is φ = 464714640.

The previous prime is 542332489. The next prime is 542332559. The reversal of 542332553 is 355233245.

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

It is a cyclic number.

It is not a de Polignac number, because 542332553 - 26 = 542332489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542332559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17663 + ... + 37371.

It is an arithmetic number, because the mean of its divisors is an integer number (77499720).

Almost surely, 2542332553 is an apocalyptic number.

It is an amenable number.

542332553 is a deficient number, since it is larger than the sum of its proper divisors (77665207).

542332553 is a wasteful number, since it uses less digits than its factorization.

542332553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23647.

The product of its digits is 54000, while the sum is 32.

The square root of 542332553 is about 23288.0345456631. The cubic root of 542332553 is about 815.4961050417.

Adding to 542332553 its reverse (355233245), we get a palindrome (897565798).

The spelling of 542332553 in words is "five hundred forty-two million, three hundred thirty-two thousand, five hundred fifty-three".

Divisors: 1 7 3931 19709 27517 137963 77476079 542332553