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53284408120 = 2353331399913
BaseRepresentation
bin110001100111111111…
…111000101100111000
312002112111000101120001
4301213333320230320
51333111302024440
640251205442344
73564302665426
oct614777705470
9162474011501
1053284408120
1120663728529
12a3b0a103b4
135042353198
142816a0c116
1515bcdb7b9a
hexc67ff8b38

53284408120 has 32 divisors (see below), whose sum is σ = 119926210320. Its totient is φ = 21307311360.

The previous prime is 53284408109. The next prime is 53284408147. The reversal of 53284408120 is 2180448235.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 53284408120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66717 + ... + 333196.

Almost surely, 253284408120 is an apocalyptic number.

It is an amenable number.

53284408120 is an abundant number, since it is smaller than the sum of its proper divisors (66641802200).

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

53284408120 is a wasteful number, since it uses less digits than its factorization.

53284408120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403255 (or 403251 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The spelling of 53284408120 in words is "fifty-three billion, two hundred eighty-four million, four hundred eight thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 3331 6662 13324 16655 26648 33310 66620 133240 399913 799826 1599652 1999565 3199304 3999130 7998260 15996520 1332110203 2664220406 5328440812 6660551015 10656881624 13321102030 26642204060 53284408120