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468826881 = 31919143063
BaseRepresentation
bin11011111100011…
…011101100000001
31012200011212120120
4123330123230001
51430004430011
6114304330453
714421651135
oct3374335401
91180155516
10468826881
11220705636
12111013a29
137618c173
144639d3c5
152b25ba06
hex1bf1bb01

468826881 has 16 divisors (see below), whose sum is σ = 661463040. Its totient is φ = 294544080.

The previous prime is 468826879. The next prime is 468826913. The reversal of 468826881 is 188628864.

It is not a de Polignac number, because 468826881 - 21 = 468826879 is a prime.

It is a super-3 number, since 3×4688268813 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (468826801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10645 + ... + 32418.

It is an arithmetic number, because the mean of its divisors is an integer number (41341440).

Almost surely, 2468826881 is an apocalyptic number.

It is an amenable number.

468826881 is a deficient number, since it is larger than the sum of its proper divisors (192636159).

468826881 is a wasteful number, since it uses less digits than its factorization.

468826881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43276.

The product of its digits is 1179648, while the sum is 51.

The square root of 468826881 is about 21652.4105124580. The cubic root of 468826881 is about 776.8505929922.

The spelling of 468826881 in words is "four hundred sixty-eight million, eight hundred twenty-six thousand, eight hundred eighty-one".

Divisors: 1 3 19 57 191 573 3629 10887 43063 129189 818197 2454591 8225033 24675099 156275627 468826881