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53025058253 = 734457162973
BaseRepresentation
bin110001011000100010…
…100010110111001101
312001212102000001102102
4301120202202313031
51332043403331003
640205343004445
73555003362366
oct613042426715
9161772001372
1053025058253
11205402990a2
12a339b99725
1350006b8b1b
1427d03bab6d
1515a5238588
hexc588a2dcd

53025058253 has 8 divisors (see below), whose sum is σ = 53763818808. Its totient is φ = 52286632704.

The previous prime is 53025058217. The next prime is 53025058319. The reversal of 53025058253 is 35285052035.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28961913124 + 24063145129 = 170182^2 + 155123^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53025058253 - 216 = 53024992717 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 (53025052253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243875 + ... + 406847.

It is an arithmetic number, because the mean of its divisors is an integer number (6720477351).

Almost surely, 253025058253 is an apocalyptic number.

It is an amenable number.

53025058253 is a deficient number, since it is larger than the sum of its proper divisors (738760555).

53025058253 is a wasteful number, since it uses less digits than its factorization.

53025058253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167503.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 53025058253 in words is "fifty-three billion, twenty-five million, fifty-eight thousand, two hundred fifty-three".

Divisors: 1 73 4457 162973 325361 11897029 726370661 53025058253