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53880611292 = 2234712923327
BaseRepresentation
bin110010001011100010…
…001110000111011100
312011002000212122120000
4302023202032013130
51340321414030132
640430304254300
73615132432204
oct621342160734
9164060778500
1053880611292
112093a222822
12a538611390
135108a1c821
142871c87404
1516053d587c
hexc8b88e1dc

53880611292 has 60 divisors (see below), whose sum is σ = 140880358080. Its totient is φ = 17956914624.

The previous prime is 53880611261. The next prime is 53880611321. The reversal of 53880611292 is 29211608835.

53880611292 is a `hidden beast` number, since 5 + 3 + 8 + 8 + 0 + 611 + 29 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 2298133 + ... + 2321459.

It is an arithmetic number, because the mean of its divisors is an integer number (2348005968).

Almost surely, 253880611292 is an apocalyptic number.

It is an amenable number.

53880611292 is an abundant number, since it is smaller than the sum of its proper divisors (86999746788).

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

53880611292 is a wasteful number, since it uses less digits than its factorization.

53880611292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30472 (or 30461 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 53880611292 in words is "fifty-three billion, eight hundred eighty million, six hundred eleven thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 7129 14258 21387 23327 28516 42774 46654 64161 69981 85548 93308 128322 139962 192483 209943 256644 279924 384966 419886 577449 629829 769932 839772 1154898 1259658 1889487 2309796 2519316 3778974 7557948 166298183 332596366 498894549 665192732 997789098 1496683647 1995578196 2993367294 4490050941 5986734588 8980101882 13470152823 17960203764 26940305646 53880611292