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488213882 = 213138113597
BaseRepresentation
bin11101000110011…
…000110101111010
31021000122211112122
4131012120311322
51444440321012
6120240041242
715045515042
oct3506306572
91230584478
10488213882
11230647352
12117603222
137a1b9570
1448ba8722
152ccdae72
hex1d198d7a

488213882 has 16 divisors (see below), whose sum is σ = 789282312. Its totient is φ = 225149760.

The previous prime is 488213881. The next prime is 488213897. The reversal of 488213882 is 288312884.

It can be written as a sum of positive squares in 4 ways, for example, as 212022721 + 276191161 = 14561^2 + 16619^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (488213881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29108 + ... + 42704.

Almost surely, 2488213882 is an apocalyptic number.

488213882 is a deficient number, since it is larger than the sum of its proper divisors (301068430).

488213882 is a wasteful number, since it uses less digits than its factorization.

488213882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14993.

The product of its digits is 196608, while the sum is 44.

The square root of 488213882 is about 22095.5624956687. The cubic root of 488213882 is about 787.4144397512.

The spelling of 488213882 in words is "four hundred eighty-eight million, two hundred thirteen thousand, eight hundred eighty-two".

Divisors: 1 2 13 26 1381 2762 13597 17953 27194 35906 176761 353522 18777457 37554914 244106941 488213882