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53025808333 = 113469254941
BaseRepresentation
bin110001011000100101…
…011001111111001101
312001212110102011100011
4301120211121333031
51332044101331313
640205411033221
73555012635251
oct613045317715
9161773364304
1053025808333
11205407606a3
12a33a29b811
1350008bc364
1427d0534261
1515a533593d
hexc58959fcd

53025808333 has 4 divisors (see below), whose sum is σ = 53495063388. Its totient is φ = 52556553280.

The previous prime is 53025808307. The next prime is 53025808343. The reversal of 53025808333 is 33380852035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33380852035 = 56676170407.

It can be written as a sum of positive squares in 2 ways, for example, as 13290170089 + 39735638244 = 115283^2 + 199338^2 .

It is a cyclic number.

It is not a de Polignac number, because 53025808333 - 229 = 52488937421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53025808343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234627358 + ... + 234627583.

It is an arithmetic number, because the mean of its divisors is an integer number (13373765847).

Almost surely, 253025808333 is an apocalyptic number.

It is an amenable number.

53025808333 is a deficient number, since it is larger than the sum of its proper divisors (469255055).

53025808333 is a wasteful number, since it uses less digits than its factorization.

53025808333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469255054.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 53025808333 in words is "fifty-three billion, twenty-five million, eight hundred eight thousand, three hundred thirty-three".

Divisors: 1 113 469254941 53025808333