Search a number
-
+
51094730876 = 2271824811817
BaseRepresentation
bin101111100101011110…
…111011100001111100
311212212212202021001212
4233211132323201330
51314120222342001
635250025223552
73456114021650
oct574536734174
9155785667055
1051094730876
111a73a709612
129a9b631bb8
134a837c7287
142689c9aa60
1514e0a397bb
hexbe57bb87c

51094730876 has 12 divisors (see below), whose sum is σ = 102189461808. Its totient is φ = 21897741792.

The previous prime is 51094730839. The next prime is 51094730881. The reversal of 51094730876 is 67803749015.

51094730876 is an admirable number.

It is a super-2 number, since 2×510947308762 (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912405881 + ... + 912405936.

It is an arithmetic number, because the mean of its divisors is an integer number (8515788484).

Almost surely, 251094730876 is an apocalyptic number.

It is an amenable number.

51094730876 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51094730876 is a wasteful number, since it uses less digits than its factorization.

51094730876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824811828 (or 1824811826 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 51094730876 in words is "fifty-one billion, ninety-four million, seven hundred thirty thousand, eight hundred seventy-six".

Divisors: 1 2 4 7 14 28 1824811817 3649623634 7299247268 12773682719 25547365438 51094730876