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1490469343 = 11307441359
BaseRepresentation
bin101100011010110…
…1100000111011111
310211212120200120021
41120311230013133
511023030004333
6403521533011
751635531446
oct13065540737
93755520507
101490469343
116a5370750
123571a4167
131a9a3622c
14101d41d5d
158acb582d
hex58d6c1df

1490469343 has 8 divisors (see below), whose sum is σ = 1631266560. Its totient is φ = 1350555480.

The previous prime is 1490469329. The next prime is 1490469347. The reversal of 1490469343 is 3439640941.

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 1490469343 - 29 = 1490468831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1490469343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490469347) 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, 217303 + ... + 224056.

It is an arithmetic number, because the mean of its divisors is an integer number (203908320).

Almost surely, 21490469343 is an apocalyptic number.

1490469343 is a deficient number, since it is larger than the sum of its proper divisors (140797217).

1490469343 is a wasteful number, since it uses less digits than its factorization.

1490469343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441677.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 1490469343 is about 38606.5971434935. The cubic root of 1490469343 is about 1142.2846721067.

The spelling of 1490469343 in words is "one billion, four hundred ninety million, four hundred sixty-nine thousand, three hundred forty-three".

Divisors: 1 11 307 3377 441359 4854949 135497213 1490469343