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1689024096 = 25331954889
BaseRepresentation
bin110010010101100…
…0111011001100000
311100201012022111000
41210223013121200
511424342232341
6435333352000
756566316334
oct14453073140
94321168430
101689024096
11797456891
123b1798600
1320bc05756
141204697c4
159d4368b6
hex64ac7660

1689024096 has 48 divisors (see below), whose sum is σ = 4926322800. Its totient is φ = 563007744.

The previous prime is 1689024083. The next prime is 1689024107. The reversal of 1689024096 is 6904209861.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976581 + ... + 978308.

It is an arithmetic number, because the mean of its divisors is an integer number (102631725).

Almost surely, 21689024096 is an apocalyptic number.

1689024096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1689024096 is an abundant number, since it is smaller than the sum of its proper divisors (3237298704).

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

1689024096 is a wasteful number, since it uses less digits than its factorization.

1689024096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954908 (or 1954894 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 1689024096 is about 41097.7383319326. The cubic root of 1689024096 is about 1190.9091035834.

The spelling of 1689024096 in words is "one billion, six hundred eighty-nine million, twenty-four thousand, ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 1954889 3909778 5864667 7819556 11729334 15639112 17594001 23458668 31278224 35188002 46917336 52782003 62556448 70376004 93834672 105564006 140752008 187669344 211128012 281504016 422256024 563008032 844512048 1689024096