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5421953 = 53102301
BaseRepresentation
bin10100101011101110000001
3101012110112002
4110223232001
52342000303
6312113345
764041305
oct24535601
911173462
105421953
113073659
121995855
13117ab74
14a11d05
15721788
hex52bb81

5421953 has 4 divisors (see below), whose sum is σ = 5524308. Its totient is φ = 5319600.

The previous prime is 5421947. The next prime is 5422003. The reversal of 5421953 is 3591245.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2521744 + 2900209 = 1588^2 + 1703^2 .

It is a cyclic number.

It is not a de Polignac number, because 5421953 - 210 = 5420929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5421653) 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, 51098 + ... + 51203.

It is an arithmetic number, because the mean of its divisors is an integer number (1381077).

Almost surely, 25421953 is an apocalyptic number.

5421953 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

5421953 is a deficient number, since it is larger than the sum of its proper divisors (102355).

5421953 is a wasteful number, since it uses less digits than its factorization.

5421953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102354.

The product of its digits is 5400, while the sum is 29.

The square root of 5421953 is about 2328.5087502520. The cubic root of 5421953 is about 175.6784871471.

The spelling of 5421953 in words is "five million, four hundred twenty-one thousand, nine hundred fifty-three".

Divisors: 1 53 102301 5421953