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5129210 = 25512921
BaseRepresentation
bin10011100100001111111010
3100122120221202
4103210033322
52303113320
6301534202
761411652
oct23441772
910576852
105129210
112993719
121874362
1310a7848
14977362
156b4b75
hex4e43fa

5129210 has 8 divisors (see below), whose sum is σ = 9232596. Its totient is φ = 2051680.

The previous prime is 5129197. The next prime is 5129227. The reversal of 5129210 is 129215.

It can be written as a sum of positive squares in 2 ways, for example, as 4338889 + 790321 = 2083^2 + 889^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256451 + ... + 256470.

Almost surely, 25129210 is an apocalyptic number.

5129210 is a deficient number, since it is larger than the sum of its proper divisors (4103386).

5129210 is a wasteful number, since it uses less digits than its factorization.

5129210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512928.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 5129210 is about 2264.7759271063. The cubic root of 5129210 is about 172.4580588365.

The spelling of 5129210 in words is "five million, one hundred twenty-nine thousand, two hundred ten".

Divisors: 1 2 5 10 512921 1025842 2564605 5129210