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50352001031 = 1812571082443
BaseRepresentation
bin101110111001001101…
…101001000000000111
311210222010011200021002
4232321031221000013
51311110103013111
635044214043515
73431524642553
oct567115510007
9153863150232
1050352001031
111a3994346a2
12991294959b
134995976967
14261939c863
15149a72663b
hexbb9369007

50352001031 has 8 divisors (see below), whose sum is σ = 50827240464. Its totient is φ = 49878927360.

The previous prime is 50352001027. The next prime is 50352001033. The reversal of 50352001031 is 13010025305.

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 50352001031 - 22 = 50352001027 is a prime.

It is a super-2 number, since 2×503520010312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50352000994 and 50352001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50352001033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494705 + ... + 587738.

It is an arithmetic number, because the mean of its divisors is an integer number (6353405058).

Almost surely, 250352001031 is an apocalyptic number.

50352001031 is a deficient number, since it is larger than the sum of its proper divisors (475239433).

50352001031 is a wasteful number, since it uses less digits than its factorization.

50352001031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082881.

The product of its (nonzero) digits is 450, while the sum is 20.

Adding to 50352001031 its reverse (13010025305), we get a palindrome (63362026336).

The spelling of 50352001031 in words is "fifty billion, three hundred fifty-two million, one thousand, thirty-one".

Divisors: 1 181 257 46517 1082443 195922183 278187851 50352001031