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51300043232 = 2529531043023
BaseRepresentation
bin101111110001101110…
…001000100111100000
311220102012002012200012
4233301232020213200
51320030302340412
635322241544052
73464156113154
oct576156104740
9156365065605
1051300043232
111a83559a849
129b38345028
134ab71c1589
1426a9263064
151503a92c22
hexbf1b889e0

51300043232 has 48 divisors (see below), whose sum is σ = 106451029440. Its totient is φ = 24298240512.

The previous prime is 51300043231. The next prime is 51300043241. The reversal of 51300043232 is 23234000315.

51300043232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51300043198 and 51300043207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51300043231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472328 + ... + 570695.

It is an arithmetic number, because the mean of its divisors is an integer number (2217729780).

Almost surely, 251300043232 is an apocalyptic number.

It is an amenable number.

51300043232 is an abundant number, since it is smaller than the sum of its proper divisors (55150986208).

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

51300043232 is a wasteful number, since it uses less digits than its factorization.

51300043232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043115 (or 1043107 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 51300043232 its reverse (23234000315), we get a palindrome (74534043547).

The spelling of 51300043232 in words is "fifty-one billion, three hundred million, forty-three thousand, two hundred thirty-two".

Divisors: 1 2 4 8 16 29 32 53 58 106 116 212 232 424 464 848 928 1537 1696 3074 6148 12296 24592 49184 1043023 2086046 4172092 8344184 16688368 30247667 33376736 55280219 60495334 110560438 120990668 221120876 241981336 442241752 483962672 884483504 967925344 1603126351 1768967008 3206252702 6412505404 12825010808 25650021616 51300043232