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2080749760 = 26531375669
BaseRepresentation
bin111110000000101…
…1011100011000000
312101000022001001221
41330001123203000
513230132443020
6542245404424
7102364036555
oct17401334300
95330261057
102080749760
11978590101
124a0a09714
1327210aa9b
1415a4b8a2c
15c2a136aa
hex7c05b8c0

2080749760 has 112 divisors (see below), whose sum is σ = 5253776640. Its totient is φ = 783544320.

The previous prime is 2080749757. The next prime is 2080749767. The reversal of 2080749760 is 679470802.

It is not an unprimeable number, because it can be changed into a prime (2080749767) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 364206 + ... + 369874.

It is an arithmetic number, because the mean of its divisors is an integer number (46908720).

Almost surely, 22080749760 is an apocalyptic number.

2080749760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2080749760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2626888320).

2080749760 is an abundant number, since it is smaller than the sum of its proper divisors (3173026880).

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

2080749760 is a wasteful number, since it uses less digits than its factorization.

2080749760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5754 (or 5744 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 2080749760 is about 45615.2360511266. The cubic root of 2080749760 is about 1276.6542178348.

The spelling of 2080749760 in words is "two billion, eighty million, seven hundred forty-nine thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 31 32 37 40 62 64 74 80 124 148 155 160 185 248 296 310 320 370 496 592 620 740 992 1147 1184 1240 1480 1984 2294 2368 2480 2960 4588 4960 5669 5735 5920 9176 9920 11338 11470 11840 18352 22676 22940 28345 36704 45352 45880 56690 73408 90704 91760 113380 175739 181408 183520 209753 226760 351478 362816 367040 419506 453520 702956 839012 878695 907040 1048765 1405912 1678024 1757390 1814080 2097530 2811824 3356048 3514780 4195060 5623648 6502343 6712096 7029560 8390120 11247296 13004686 13424192 14059120 16780240 26009372 28118240 32511715 33560480 52018744 56236480 65023430 67120960 104037488 130046860 208074976 260093720 416149952 520187440 1040374880 2080749760