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4080804080 = 24551010051
BaseRepresentation
bin1111001100111100…
…0010000011110000
3101112101202022210212
43303033002003300
531324141212310
61512533443252
7203061155663
oct36317020360
911471668725
104080804080
111804564561
1295a7a0528
135005a3a92
142a9d896da
1518d3d7205
hexf33c20f0

4080804080 has 20 divisors (see below), whose sum is σ = 9487869672. Its totient is φ = 1632321600.

The previous prime is 4080804073. The next prime is 4080804127. The reversal of 4080804080 is 804080804.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25504946 + ... + 25505105.

Almost surely, 24080804080 is an apocalyptic number.

4080804080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4080804080 is an abundant number, since it is smaller than the sum of its proper divisors (5407065592).

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

4080804080 is a wasteful number, since it uses less digits than its factorization.

4080804080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51010064 (or 51010058 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 4080804080 is about 63881.1715609537. The cubic root of 4080804080 is about 1598.0189126538.

Adding to 4080804080 its reverse (804080804), we get a palindrome (4884884884).

The spelling of 4080804080 in words is "four billion, eighty million, eight hundred four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 51010051 102020102 204040204 255050255 408080408 510100510 816160816 1020201020 2040402040 4080804080