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5091758080 = 2125248621
BaseRepresentation
bin1001011110111111…
…00001000000000000
3111010212001002222121
410233133201000000
540411442224310
62201130014024
7240115141513
oct45737410000
914125032877
105091758080
11218318a232
12ba1277314
13631b77b06
14364348d7a
151ec02e0da
hex12f7e1000

5091758080 has 52 divisors (see below), whose sum is σ = 12218776812. Its totient is φ = 2036695040.

The previous prime is 5091758057. The next prime is 5091758083. The reversal of 5091758080 is 808571905.

It can be written as a sum of positive squares in 2 ways, for example, as 2194735104 + 2897022976 = 46848^2 + 53824^2 .

It is not an unprimeable number, because it can be changed into a prime (5091758083) 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 3 ways as a sum of consecutive naturals, for example, 103831 + ... + 144790.

Almost surely, 25091758080 is an apocalyptic number.

It is an amenable number.

5091758080 is an abundant number, since it is smaller than the sum of its proper divisors (7127018732).

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

5091758080 is an equidigital number, since it uses as much as digits as its factorization.

5091758080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248650 (or 248628 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 43.

The square root of 5091758080 is about 71356.5559707025. Note that the first 3 decimals coincide. The cubic root of 5091758080 is about 1720.3728775142.

The spelling of 5091758080 in words is "five billion, ninety-one million, seven hundred fifty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 2048 2560 4096 5120 10240 20480 248621 497242 994484 1243105 1988968 2486210 3977936 4972420 7955872 9944840 15911744 19889680 31823488 39779360 63646976 79558720 127293952 159117440 254587904 318234880 509175808 636469760 1018351616 1272939520 2545879040 5091758080