Search a number
-
+
542007025 = 5273097183
BaseRepresentation
bin100000010011100…
…101111011110001
31101202212210212021
4200103211323301
52102223211100
6125441031441
716300661260
oct4023457361
91352783767
10542007025
11258a4899a
12131625581
13883a2321
1451dac5d7
15328b4a1a
hex204e5ef1

542007025 has 12 divisors (see below), whose sum is σ = 768101632. Its totient is φ = 371661840.

The previous prime is 542007001. The next prime is 542007031. The reversal of 542007025 is 520700245.

542007025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542007025 - 213 = 541998833 is a prime.

It is a super-3 number, since 3×5420070253 (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian 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, 1548417 + ... + 1548766.

Almost surely, 2542007025 is an apocalyptic number.

It is an amenable number.

542007025 is a deficient number, since it is larger than the sum of its proper divisors (226094607).

542007025 is a wasteful number, since it uses less digits than its factorization.

542007025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097200 (or 3097195 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 542007025 is about 23281.0443279506. The cubic root of 542007025 is about 815.3329087724.

The spelling of 542007025 in words is "five hundred forty-two million, seven thousand, twenty-five".

Divisors: 1 5 7 25 35 175 3097183 15485915 21680281 77429575 108401405 542007025