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4120880800 = 255210151001
BaseRepresentation
bin1111010110011111…
…1010011010100000
3101122012011102201211
43311213322122200
531414421141200
61520524435504
7204055623511
oct36547723240
911565142654
104120880800
111825147813
129700a8b94
1350899650a
142b141ca08
15191ba1aba
hexf59fa6a0

4120880800 has 72 divisors (see below), whose sum is σ = 10159904412. Its totient is φ = 1632000000.

The previous prime is 4120880789. The next prime is 4120880843. The reversal of 4120880800 is 80880214.

It can be written as a sum of positive squares in 6 ways, for example, as 3277791504 + 843089296 = 57252^2 + 29036^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55300 + ... + 106300.

Almost surely, 24120880800 is an apocalyptic number.

4120880800 is a gapful number since it is divisible by the number (40) 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 4120880800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5079952206).

4120880800 is an abundant number, since it is smaller than the sum of its proper divisors (6039023612).

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

4120880800 is a wasteful number, since it uses less digits than its factorization.

4120880800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51122 (or 51109 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 4120880800 is about 64194.0869551083. The cubic root of 4120880800 is about 1603.2331498133.

The spelling of 4120880800 in words is "four billion, one hundred twenty million, eight hundred eighty thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 101 160 200 202 400 404 505 800 808 1010 1616 2020 2525 3232 4040 5050 8080 10100 16160 20200 40400 51001 80800 102002 204004 255005 408008 510010 816016 1020020 1275025 1632032 2040040 2550050 4080080 5100100 5151101 8160160 10200200 10302202 20400400 20604404 25755505 40800800 41208808 51511010 82417616 103022020 128777525 164835232 206044040 257555050 412088080 515110100 824176160 1030220200 2060440400 4120880800