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54500213 = 476731723
BaseRepresentation
bin1100111111100…
…1101101110101
310210112220020102
43033321231311
5102423001323
65224043445
71231146515
oct317715565
9123486212
1054500213
11288448a9
1216303585
13b3a2861
147349845
154bb8328
hex33f9b75

54500213 has 8 divisors (see below), whose sum is σ = 55774848. Its totient is φ = 53230464.

The previous prime is 54500197. The next prime is 54500219. The reversal of 54500213 is 31200545.

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 54500213 - 24 = 54500197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54500219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30770 + ... + 32492.

It is an arithmetic number, because the mean of its divisors is an integer number (6971856).

Almost surely, 254500213 is an apocalyptic number.

It is an amenable number.

54500213 is a deficient number, since it is larger than the sum of its proper divisors (1274635).

54500213 is a wasteful number, since it uses less digits than its factorization.

54500213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 54500213 is about 7382.4259562829. The cubic root of 54500213 is about 379.1398202678.

Adding to 54500213 its reverse (31200545), we get a palindrome (85700758).

The spelling of 54500213 in words is "fifty-four million, five hundred thousand, two hundred thirteen".

Divisors: 1 47 673 1723 31631 80981 1159579 54500213