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2438993080 = 23560974827
BaseRepresentation
bin1001000101100000…
…0001010010111000
320021222101200112001
42101120001102320
514443340234310
61042004030344
7114304045666
oct22130012270
96258350461
102438993080
111041825667
125809923b4
132cb3bc094
14191ccdc36
15e41c993a
hex916014b8

2438993080 has 16 divisors (see below), whose sum is σ = 5487734520. Its totient is φ = 975597216.

The previous prime is 2438993057. The next prime is 2438993087. The reversal of 2438993080 is 803998342.

It is a self number, because there is not a number n which added to its sum of digits gives 2438993080.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2438993087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30487374 + ... + 30487453.

Almost surely, 22438993080 is an apocalyptic number.

2438993080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2438993080 is an abundant number, since it is smaller than the sum of its proper divisors (3048741440).

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

2438993080 is a wasteful number, since it uses less digits than its factorization.

2438993080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60974838 (or 60974834 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 2438993080 is about 49386.1628394027. The cubic root of 2438993080 is about 1346.0778855524.

The spelling of 2438993080 in words is "two billion, four hundred thirty-eight million, nine hundred ninety-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 60974827 121949654 243899308 304874135 487798616 609748270 1219496540 2438993080