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51034102253 = 2331396718043
BaseRepresentation
bin101111100001110111…
…101001100111101101
311212201122200000020022
4233201313221213231
51314004212233003
635240021531525
73454446466061
oct574167514755
9155648600208
1051034102253
111a709469412
129a83273ba5
134a7408a154
142681bd7aa1
1514da560738
hexbe1de99ed

51034102253 has 16 divisors (see below), whose sum is σ = 54987718656. Its totient is φ = 47226017520.

The previous prime is 51034102123. The next prime is 51034102267. The reversal of 51034102253 is 35220143015.

It is a happy number.

It is not a de Polignac number, because 51034102253 - 28 = 51034101997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51034162253) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2819450 + ... + 2837492.

It is an arithmetic number, because the mean of its divisors is an integer number (3436732416).

Almost surely, 251034102253 is an apocalyptic number.

It is an amenable number.

51034102253 is a deficient number, since it is larger than the sum of its proper divisors (3953616403).

51034102253 is a wasteful number, since it uses less digits than its factorization.

51034102253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22064.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 51034102253 its reverse (35220143015), we get a palindrome (86254245268).

The spelling of 51034102253 in words is "fifty-one billion, thirty-four million, one hundred two thousand, two hundred fifty-three".

Divisors: 1 23 31 713 3967 18043 91241 122977 414989 559333 2828471 12864659 71576581 1646261363 2218874011 51034102253