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2085914519 = 131011588663
BaseRepresentation
bin111110001010100…
…1000011110010111
312101101000102210022
41330111020132113
513232443231034
6542552215355
7102455660303
oct17425103627
95341012708
102085914519
119804984a7
124a269a55b
132731c8860
1415b060d03
15c31d3b2e
hex7c548797

2085914519 has 8 divisors (see below), whose sum is σ = 2268612192. Its totient is φ = 1906394400.

The previous prime is 2085914503. The next prime is 2085914549. The reversal of 2085914519 is 9154195802.

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 2085914519 - 24 = 2085914503 is a prime.

It is a super-2 number, since 2×20859145192 = 8702078761150002722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2085914519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085914549) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 793019 + ... + 795644.

It is an arithmetic number, because the mean of its divisors is an integer number (283576524).

Almost surely, 22085914519 is an apocalyptic number.

2085914519 is a deficient number, since it is larger than the sum of its proper divisors (182697673).

2085914519 is a wasteful number, since it uses less digits than its factorization.

2085914519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588777.

The product of its (nonzero) digits is 129600, while the sum is 44.

The square root of 2085914519 is about 45671.8131783707. The cubic root of 2085914519 is about 1277.7096328150.

The spelling of 2085914519 in words is "two billion, eighty-five million, nine hundred fourteen thousand, five hundred nineteen".

Divisors: 1 13 101 1313 1588663 20652619 160454963 2085914519