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5148870280 = 235199646843
BaseRepresentation
bin1001100101110010…
…11000011010001000
3111021211111201012021
410302321120122020
541021102322110
62210530054224
7241410450421
oct46271303210
914254451167
105148870280
1122024484a4
12bb841a374
13640953508
1436bb74648
152020612da
hex132e58688

5148870280 has 32 divisors (see below), whose sum is σ = 11643192000. Its totient is φ = 2049195456.

The previous prime is 5148870271. The next prime is 5148870317. The reversal of 5148870280 is 820788415.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315462 + ... + 331381.

It is an arithmetic number, because the mean of its divisors is an integer number (363849750).

Almost surely, 25148870280 is an apocalyptic number.

It is an amenable number.

5148870280 is an abundant number, since it is smaller than the sum of its proper divisors (6494321720).

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

5148870280 is a wasteful number, since it uses less digits than its factorization.

5148870280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647053 (or 647049 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 43.

The square root of 5148870280 is about 71755.6289081212. The cubic root of 5148870280 is about 1726.7812202356.

The spelling of 5148870280 in words is "five billion, one hundred forty-eight million, eight hundred seventy thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 199 398 796 995 1592 1990 3980 7960 646843 1293686 2587372 3234215 5174744 6468430 12936860 25873720 128721757 257443514 514887028 643608785 1029774056 1287217570 2574435140 5148870280