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1387333014 = 231271820647
BaseRepresentation
bin101001010110001…
…0000010110010110
310120200111211010020
41102230100112112
510320124124024
6345355210010
746244064444
oct12254202626
93520454106
101387333014
11652127911
12328746906
13191565012
14d2375b94
1581be1979
hex52b10596

1387333014 has 16 divisors (see below), whose sum is σ = 2796515328. Its totient is φ = 458802792.

The previous prime is 1387333009. The next prime is 1387333061. The reversal of 1387333014 is 4103337831.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 909562 + ... + 911085.

It is an arithmetic number, because the mean of its divisors is an integer number (174782208).

Almost surely, 21387333014 is an apocalyptic number.

1387333014 is an abundant number, since it is smaller than the sum of its proper divisors (1409182314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1387333014 is a wasteful number, since it uses less digits than its factorization.

1387333014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820779.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 1387333014 is about 37246.9195236331. The cubic root of 1387333014 is about 1115.3048062360.

The spelling of 1387333014 in words is "one billion, three hundred eighty-seven million, three hundred thirty-three thousand, fourteen".

Divisors: 1 2 3 6 127 254 381 762 1820647 3641294 5461941 10923882 231222169 462444338 693666507 1387333014