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2159390413 = 191019111533
BaseRepresentation
bin1000000010110101…
…1010111011001101
312120111021101202201
42000231122323031
513410300443123
6554135121501
7104340341605
oct20055327315
95514241681
102159390413
11a08a12a84
12503213291
132854b350b
14166b09c05
15c98995ad
hex80b5aecd

2159390413 has 8 divisors (see below), whose sum is σ = 2275293600. Its totient is φ = 2043712368.

The previous prime is 2159390407. The next prime is 2159390417. The reversal of 2159390413 is 3140939512.

2159390413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2159390413 - 25 = 2159390381 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 (2159390417) 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, 36406 + ... + 75127.

It is an arithmetic number, because the mean of its divisors is an integer number (284411700).

Almost surely, 22159390413 is an apocalyptic number.

It is an amenable number.

2159390413 is a deficient number, since it is larger than the sum of its proper divisors (115903187).

2159390413 is a wasteful number, since it uses less digits than its factorization.

2159390413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112571.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 2159390413 is about 46469.2415797805. The cubic root of 2159390413 is about 1292.5391993020.

The spelling of 2159390413 in words is "two billion, one hundred fifty-nine million, three hundred ninety thousand, four hundred thirteen".

Divisors: 1 19 1019 19361 111533 2119127 113652127 2159390413