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5251240235 = 51955276213
BaseRepresentation
bin1001110001111111…
…11001000100101011
3111112222010122101002
410320333321010223
541223304141420
62225024145215
7244062543203
oct47077710453
914488118332
105251240235
11225520856a
12102676820b
13658c16957
1437b5c1403
1520b033075
hex138ff912b

5251240235 has 8 divisors (see below), whose sum is σ = 6633145680. Its totient is φ = 3979887264.

The previous prime is 5251240231. The next prime is 5251240243. The reversal of 5251240235 is 5320421525.

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 5251240235 - 22 = 5251240231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5251240198 and 5251240207.

It is not an unprimeable number, because it can be changed into a prime (5251240231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27638012 + ... + 27638201.

It is an arithmetic number, because the mean of its divisors is an integer number (829143210).

Almost surely, 25251240235 is an apocalyptic number.

5251240235 is a deficient number, since it is larger than the sum of its proper divisors (1381905445).

5251240235 is a wasteful number, since it uses less digits than its factorization.

5251240235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55276237.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 5251240235 is about 72465.4416601458. The cubic root of 5251240235 is about 1738.1501716646.

The spelling of 5251240235 in words is "five billion, two hundred fifty-one million, two hundred forty thousand, two hundred thirty-five".

Divisors: 1 5 19 95 55276213 276381065 1050248047 5251240235