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4931152031 = 131073545041
BaseRepresentation
bin1001001011110101…
…10110100010011111
3110201122211110220102
410211322312202133
540044333331111
62133151411315
7233125046351
oct44572664237
913648743812
104931152031
112100563563
12b57523b3b
13607804550
1434ac9d0d1
151dcda713b
hex125eb689f

4931152031 has 8 divisors (see below), whose sum is σ = 5360103504. Its totient is φ = 4509290880.

The previous prime is 4931152027. The next prime is 4931152033. The reversal of 4931152031 is 1302511394.

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 4931152031 - 22 = 4931152027 is a prime.

It is a super-2 number, since 2×49311520312 = 48632520705670849922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4931151985 and 4931152003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4931152033) 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, 1771130 + ... + 1773911.

It is an arithmetic number, because the mean of its divisors is an integer number (670012938).

Almost surely, 24931152031 is an apocalyptic number.

4931152031 is a deficient number, since it is larger than the sum of its proper divisors (428951473).

4931152031 is a wasteful number, since it uses less digits than its factorization.

4931152031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3545161.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 4931152031 is about 70222.1619647245. The cubic root of 4931152031 is about 1702.0910866638.

The spelling of 4931152031 in words is "four billion, nine hundred thirty-one million, one hundred fifty-two thousand, thirty-one".

Divisors: 1 13 107 1391 3545041 46085533 379319387 4931152031