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542025130 = 25238926479
BaseRepresentation
bin100000010011101…
…010010110101010
31101202220201200211
4200103222112222
52102224301010
6125441251334
716301065123
oct4023522652
91352821624
10542025130
11258a60559
12131633b4a
13883aa63a
1451db504a
15328ba08a
hex204ea5aa

542025130 has 32 divisors (see below), whose sum is σ = 1029542400. Its totient is φ = 205045632.

The previous prime is 542025097. The next prime is 542025131. The reversal of 542025130 is 31520245.

It is not an unprimeable number, because it can be changed into a prime (542025131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7231 + ... + 33709.

It is an arithmetic number, because the mean of its divisors is an integer number (32173200).

Almost surely, 2542025130 is an apocalyptic number.

542025130 is a deficient number, since it is larger than the sum of its proper divisors (487517270).

542025130 is a wasteful number, since it uses less digits than its factorization.

542025130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26598.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 542025130 is about 23281.4331603533. The cubic root of 542025130 is about 815.3419870299.

Adding to 542025130 its reverse (31520245), we get a palindrome (573545375).

The spelling of 542025130 in words is "five hundred forty-two million, twenty-five thousand, one hundred thirty".

Divisors: 1 2 5 10 23 46 89 115 178 230 445 890 2047 4094 10235 20470 26479 52958 132395 264790 609017 1218034 2356631 3045085 4713262 6090170 11783155 23566310 54202513 108405026 271012565 542025130