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542742753 = 37231123691
BaseRepresentation
bin100000010110011…
…001100011100001
31101211021012002110
4200112121203201
52102420232003
6125504505533
716310144250
oct4026314341
91354235073
10542742753
11259400733
1213191b2a9
138859c177
1452120797
15329aca03
hex205998e1

542742753 has 16 divisors (see below), whose sum is σ = 862995456. Its totient is φ = 296654160.

The previous prime is 542742749. The next prime is 542742763. The reversal of 542742753 is 357247245.

It is not a de Polignac number, because 542742753 - 22 = 542742749 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542742703) 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, 561363 + ... + 562328.

It is an arithmetic number, because the mean of its divisors is an integer number (53937216).

Almost surely, 2542742753 is an apocalyptic number.

It is an amenable number.

542742753 is a deficient number, since it is larger than the sum of its proper divisors (320252703).

542742753 is a wasteful number, since it uses less digits than its factorization.

542742753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123724.

The product of its digits is 235200, while the sum is 39.

The square root of 542742753 is about 23296.8399788469. The cubic root of 542742753 is about 815.7016567813.

Adding to 542742753 its reverse (357247245), we get a palindrome (899989998).

The spelling of 542742753 in words is "five hundred forty-two million, seven hundred forty-two thousand, seven hundred fifty-three".

Divisors: 1 3 7 21 23 69 161 483 1123691 3371073 7865837 23597511 25844893 77534679 180914251 542742753