Search a number
-
+
54310047 = 3113153089
BaseRepresentation
bin1100111100101…
…1010010011111
310210012020101020
43033023102133
5102400410142
65220015223
71226425221
oct317132237
9123166336
1054310047
1128724a40
1216231513
13b33712c
1472da411
154b7bcec
hex33cb49f

54310047 has 16 divisors (see below), whose sum is σ = 81546240. Its totient is φ = 31852800.

The previous prime is 54310033. The next prime is 54310057. The reversal of 54310047 is 74001345.

It is not a de Polignac number, because 54310047 - 210 = 54309023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54309999 and 54310026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54310027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25522 + ... + 27567.

It is an arithmetic number, because the mean of its divisors is an integer number (5096640).

Almost surely, 254310047 is an apocalyptic number.

54310047 is a deficient number, since it is larger than the sum of its proper divisors (27236193).

54310047 is a wasteful number, since it uses less digits than its factorization.

54310047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53134.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 54310047 is about 7369.5350599614. The cubic root of 54310047 is about 378.6983325484.

The spelling of 54310047 in words is "fifty-four million, three hundred ten thousand, forty-seven".

Divisors: 1 3 11 31 33 93 341 1023 53089 159267 583979 1645759 1751937 4937277 18103349 54310047