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5279479280 = 245511312907
BaseRepresentation
bin1001110101010111…
…00111010111110000
3111121221021100001122
410322223213113300
541303021314110
62231513321412
7244554555605
oct47253472760
914557240048
105279479280
11226a145a19
121034106268
13661a2324a
143812526ac
1520d760255
hex13aae75f0

5279479280 has 40 divisors (see below), whose sum is σ = 12278141232. Its totient is φ = 2111215104.

The previous prime is 5279479279. The next prime is 5279479291. The reversal of 5279479280 is 829749725.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402587 + ... + 415493.

Almost surely, 25279479280 is an apocalyptic number.

It is an amenable number.

5279479280 is an abundant number, since it is smaller than the sum of its proper divisors (6998661952).

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

5279479280 is a wasteful number, since it uses less digits than its factorization.

5279479280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18033 (or 18027 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 5279479280 is about 72660.0253234198. The cubic root of 5279479280 is about 1741.2602927374.

The spelling of 5279479280 in words is "five billion, two hundred seventy-nine million, four hundred seventy-nine thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 5113 10226 12907 20452 25565 25814 40904 51130 51628 64535 81808 102260 103256 129070 204520 206512 258140 409040 516280 1032560 65993491 131986982 263973964 329967455 527947928 659934910 1055895856 1319869820 2639739640 5279479280