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488392193 = 3722957641
BaseRepresentation
bin11101000111000…
…100011000000001
31021000222220010202
4131013010120001
52000012022233
6120243534545
715050156642
oct3507043001
91230886122
10488392193
11230759313
1211768a455
137a24c783
1448c136c9
152cd23be8
hex1d1c4601

488392193 has 8 divisors (see below), whose sum is σ = 503791080. Its totient is φ = 473109120.

The previous prime is 488392183. The next prime is 488392199. The reversal of 488392193 is 391293884.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 130690624 + 357701569 = 11432^2 + 18913^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 488392193 - 26 = 488392129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (488392199) 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 7 ways as a sum of consecutive naturals, for example, 20348 + ... + 37293.

It is an arithmetic number, because the mean of its divisors is an integer number (62973885).

Almost surely, 2488392193 is an apocalyptic number.

It is an amenable number.

488392193 is a deficient number, since it is larger than the sum of its proper divisors (15398887).

488392193 is a wasteful number, since it uses less digits than its factorization.

488392193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57907.

The product of its digits is 373248, while the sum is 47.

The square root of 488392193 is about 22099.5971230247. The cubic root of 488392193 is about 787.5102908876.

The spelling of 488392193 in words is "four hundred eighty-eight million, three hundred ninety-two thousand, one hundred ninety-three".

Divisors: 1 37 229 8473 57641 2132717 13199789 488392193