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55353901593 = 3104917589419
BaseRepresentation
bin110011100011010110…
…011000001000011001
312021212201010112220110
4303203112120020121
51401331044322333
641232414114533
73666502254204
oct634326301031
9167781115813
1055353901593
112152591a611
12a889aaba49
1352b201c633
1429717d693b
15168e906063
hexce3598219

55353901593 has 8 divisors (see below), whose sum is σ = 73875564000. Its totient is φ = 36867420128.

The previous prime is 55353901529. The next prime is 55353901597. The reversal of 55353901593 is 39510935355.

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 55353901593 - 26 = 55353901529 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55353901597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8791563 + ... + 8797856.

It is an arithmetic number, because the mean of its divisors is an integer number (9234445500).

Almost surely, 255353901593 is an apocalyptic number.

It is an amenable number.

55353901593 is a deficient number, since it is larger than the sum of its proper divisors (18521662407).

55353901593 is a wasteful number, since it uses less digits than its factorization.

55353901593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17590471.

The product of its (nonzero) digits is 1366875, while the sum is 48.

The spelling of 55353901593 in words is "fifty-five billion, three hundred fifty-three million, nine hundred one thousand, five hundred ninety-three".

Divisors: 1 3 1049 3147 17589419 52768257 18451300531 55353901593