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5897285919893 = 31186918909497
BaseRepresentation
bin101010111010001000110…
…1000011110010010010101
3202212202220222212122200002
41111310101220132102111
51233110120143414033
620313101543501045
71146031146144524
oct125642150362225
922782828778602
105897285919893
111974030183845
127b2b25157785
1333a15b476bc4
141656045124bb
15a36068363e8
hex55d11a1e495

5897285919893 has 4 divisors (see below), whose sum is σ = 5897305141260. Its totient is φ = 5897266698528.

The previous prime is 5897285919853. The next prime is 5897285919929. The reversal of 5897285919893 is 3989195827985.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5622769652644 + 274516267249 = 2371238^2 + 523943^2 .

It is a cyclic number.

It is not a de Polignac number, because 5897285919893 - 240 = 4797774292117 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 (5897285919853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9142880 + ... + 9766617.

It is an arithmetic number, because the mean of its divisors is an integer number (1474326285315).

Almost surely, 25897285919893 is an apocalyptic number.

It is an amenable number.

5897285919893 is a deficient number, since it is larger than the sum of its proper divisors (19221367).

5897285919893 is a wasteful number, since it uses less digits than its factorization.

5897285919893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19221366.

The product of its digits is 3527193600, while the sum is 83.

The spelling of 5897285919893 in words is "five trillion, eight hundred ninety-seven billion, two hundred eighty-five million, nine hundred nineteen thousand, eight hundred ninety-three".

Divisors: 1 311869 18909497 5897285919893