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52310249 = 193597669
BaseRepresentation
bin1100011110001…
…1000011101001
310122102122011122
43013203003221
5101342411444
65105105025
71203426005
oct307430351
9118378148
1052310249
1127589512
1215628175
13aab6b14
146d39705
1548d44ee
hex31e30e9

52310249 has 8 divisors (see below), whose sum is σ = 55224000. Its totient is φ = 49412592.

The previous prime is 52310239. The next prime is 52310261. The reversal of 52310249 is 94201325.

52310249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52310249 - 24 = 52310233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52310239) 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 7 ways as a sum of consecutive naturals, for example, 2987 + ... + 10655.

It is an arithmetic number, because the mean of its divisors is an integer number (6903000).

Almost surely, 252310249 is an apocalyptic number.

It is an amenable number.

52310249 is a deficient number, since it is larger than the sum of its proper divisors (2913751).

52310249 is a wasteful number, since it uses less digits than its factorization.

52310249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8047.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 52310249 is about 7232.5824571864. The cubic root of 52310249 is about 373.9919569891.

The spelling of 52310249 in words is "fifty-two million, three hundred ten thousand, two hundred forty-nine".

Divisors: 1 19 359 6821 7669 145711 2753171 52310249