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6142730925 = 35281903079
BaseRepresentation
bin1011011100010001…
…01010001010101101
3120212002122001200210
411232020222022231
5100040014342200
62453312013033
7305136231342
oct55610521255
916762561623
106142730925
112672458731
121235231179
1376b821136
14423b647c9
1525e42d650
hex16e22a2ad

6142730925 has 12 divisors (see below), whose sum is σ = 10155981920. Its totient is φ = 3276123120.

The previous prime is 6142730857. The next prime is 6142730947. The reversal of 6142730925 is 5290372416.

It is not a de Polignac number, because 6142730925 - 212 = 6142726829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40951465 + ... + 40951614.

Almost surely, 26142730925 is an apocalyptic number.

It is an amenable number.

6142730925 is a deficient number, since it is larger than the sum of its proper divisors (4013250995).

6142730925 is a wasteful number, since it uses less digits than its factorization.

6142730925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81903092 (or 81903087 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 6142730925 is about 78375.5760744379. The cubic root of 6142730925 is about 1831.4166745209.

The spelling of 6142730925 in words is "six billion, one hundred forty-two million, seven hundred thirty thousand, nine hundred twenty-five".

Divisors: 1 3 5 15 25 75 81903079 245709237 409515395 1228546185 2047576975 6142730925