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2390491327 = 71917973619
BaseRepresentation
bin1000111001111100…
…0000000010111111
320011121010112121211
42032133000002333
514343431210302
61033112305251
7113144561320
oct21637000277
96147115554
102390491327
111017408574
125686a2227
132c1339913
141896a6447
15dece8ad7
hex8e7c00bf

2390491327 has 8 divisors (see below), whose sum is σ = 2875779200. Its totient is φ = 1941150744.

The previous prime is 2390491321. The next prime is 2390491339. The reversal of 2390491327 is 7231940932.

2390491327 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 2390491327 - 23 = 2390491319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2390491327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2390491321) 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, 8986677 + ... + 8986942.

It is an arithmetic number, because the mean of its divisors is an integer number (359472400).

Almost surely, 22390491327 is an apocalyptic number.

2390491327 is a deficient number, since it is larger than the sum of its proper divisors (485287873).

2390491327 is a wasteful number, since it uses less digits than its factorization.

2390491327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17973645.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 2390491327 is about 48892.6510530979. The cubic root of 2390491327 is about 1337.0953879270.

The spelling of 2390491327 in words is "two billion, three hundred ninety million, four hundred ninety-one thousand, three hundred twenty-seven".

Divisors: 1 7 19 133 17973619 125815333 341498761 2390491327