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5210971 = 13937489
BaseRepresentation
bin10011111000001101011011
3100210202002221
4103320031123
52313222341
6303404511
762202223
oct23701533
910722087
105210971
112a3a097
1218b3737
131105b1c
14999083
156cded1
hex4f835b

5210971 has 4 divisors (see below), whose sum is σ = 5248600. Its totient is φ = 5173344.

The previous prime is 5210957. The next prime is 5210999. The reversal of 5210971 is 1790125.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5210971 - 211 = 5208923 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5210911) by changing a digit.

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, 18606 + ... + 18883.

It is an arithmetic number, because the mean of its divisors is an integer number (1312150).

Almost surely, 25210971 is an apocalyptic number.

5210971 is a deficient number, since it is larger than the sum of its proper divisors (37629).

5210971 is a wasteful number, since it uses less digits than its factorization.

5210971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37628.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 5210971 is about 2282.7551336050. The cubic root of 5210971 is about 173.3695753441.

The spelling of 5210971 in words is "five million, two hundred ten thousand, nine hundred seventy-one".

Divisors: 1 139 37489 5210971