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1080110688 = 25321153323
BaseRepresentation
bin100000001100001…
…0010111001100000
32210021102022022120
41000120102321200
54203002020223
6255102304240
735523534516
oct10030227140
92707368276
101080110688
11504770168
12261888080
13142a08a67
14a36424b6
1564c57be3
hex40612e60

1080110688 has 48 divisors (see below), whose sum is σ = 2848781376. Its totient is φ = 358323840.

The previous prime is 1080110687. The next prime is 1080110693. The reversal of 1080110688 is 8860110801.

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

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080110687) 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, 6406 + ... + 46917.

It is an arithmetic number, because the mean of its divisors is an integer number (59349612).

Almost surely, 21080110688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1080110688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424390688).

1080110688 is an abundant number, since it is smaller than the sum of its proper divisors (1768670688).

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

1080110688 is a wasteful number, since it uses less digits than its factorization.

1080110688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53547 (or 53539 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 33.

The square root of 1080110688 is about 32865.0374714529. The cubic root of 1080110688 is about 1026.0206175156.

The spelling of 1080110688 in words is "one billion, eighty million, one hundred ten thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 211 422 633 844 1266 1688 2532 3376 5064 6752 10128 20256 53323 106646 159969 213292 319938 426584 639876 853168 1279752 1706336 2559504 5119008 11251153 22502306 33753459 45004612 67506918 90009224 135013836 180018448 270027672 360036896 540055344 1080110688