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1459136913 = 31341989293
BaseRepresentation
bin101011011111000…
…1010100110010001
310202200121211112220
41112332022212101
510442014340123
6400442211253
751105313323
oct12676124621
93680554486
101459136913
11689710183
123487b3b29
131a33b5930
14dbb07613
1588176ce3
hex56f8a991

1459136913 has 16 divisors (see below), whose sum is σ = 2100194880. Its totient is φ = 895777344.

The previous prime is 1459136891. The next prime is 1459136927. The reversal of 1459136913 is 3196319541.

It is not a de Polignac number, because 1459136913 - 25 = 1459136881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1459136113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28306 + ... + 60987.

It is an arithmetic number, because the mean of its divisors is an integer number (131262180).

Almost surely, 21459136913 is an apocalyptic number.

1459136913 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1459136913 is a deficient number, since it is larger than the sum of its proper divisors (641057967).

1459136913 is a wasteful number, since it uses less digits than its factorization.

1459136913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89728.

The product of its digits is 87480, while the sum is 42.

The square root of 1459136913 is about 38198.6506698862. The cubic root of 1459136913 is about 1134.2236050822.

The spelling of 1459136913 in words is "one billion, four hundred fifty-nine million, one hundred thirty-six thousand, nine hundred thirteen".

Divisors: 1 3 13 39 419 1257 5447 16341 89293 267879 1160809 3482427 37413767 112241301 486378971 1459136913