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53253052508 = 2218121734687
BaseRepresentation
bin110001100110001000…
…010001100001011100
312002110022000100202002
4301212020101201130
51333030240140013
640244125421432
73563442322565
oct614610214134
9162408010662
1053253052508
1120647a615a7
12a3a240a878
1350389c5176
1428127a916c
1515ba272358
hexc6621185c

53253052508 has 12 divisors (see below), whose sum is σ = 93198111552. Its totient is φ = 26625020640.

The previous prime is 53253052487. The next prime is 53253052571. The reversal of 53253052508 is 80525035235.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294860 + ... + 439827.

It is an arithmetic number, because the mean of its divisors is an integer number (7766509296).

Almost surely, 253253052508 is an apocalyptic number.

It is an amenable number.

53253052508 is a deficient number, since it is larger than the sum of its proper divisors (39945059044).

53253052508 is a wasteful number, since it uses less digits than its factorization.

53253052508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752812 (or 752810 counting only the distinct ones).

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

The spelling of 53253052508 in words is "fifty-three billion, two hundred fifty-three million, fifty-two thousand, five hundred eight".

Divisors: 1 2 4 18121 36242 72484 734687 1469374 2938748 13313263127 26626526254 53253052508