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2068301397 = 32156331973
BaseRepresentation
bin111101101000111…
…1100011001010101
312100010212121010110
41323101330121111
513213441121042
6541122513233
7102153162141
oct17321743125
95303777113
102068301397
119715584a8
12498805819
1326c66c9a6
14158998221
15c18a509c
hex7b47c655

2068301397 has 8 divisors (see below), whose sum is σ = 2757949344. Its totient is φ = 1378760528.

The previous prime is 2068301383. The next prime is 2068301399. The reversal of 2068301397 is 7931038602.

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 2068301397 - 211 = 2068299349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068301399) 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, 48703 + ... + 80675.

It is an arithmetic number, because the mean of its divisors is an integer number (344743668).

Almost surely, 22068301397 is an apocalyptic number.

It is an amenable number.

2068301397 is a deficient number, since it is larger than the sum of its proper divisors (689647947).

2068301397 is a wasteful number, since it uses less digits than its factorization.

2068301397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53539.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 2068301397 is about 45478.5817391000. The cubic root of 2068301397 is about 1274.1032057421.

Adding to 2068301397 its reverse (7931038602), we get a palindrome (9999339999).

The spelling of 2068301397 in words is "two billion, sixty-eight million, three hundred one thousand, three hundred ninety-seven".

Divisors: 1 3 21563 31973 64689 95919 689433799 2068301397