Search a number
-
+
54069906 = 2311819241
BaseRepresentation
bin1100111001000…
…0101010010010
310202202000222010
43032100222102
5102320214111
65210523350
71224405132
oct316205222
9122660863
1054069906
1128580580
1216136556
13b281a37
147276ac2
154b30aa6
hex3390a92

54069906 has 16 divisors (see below), whose sum is σ = 117970848. Its totient is φ = 16384800.

The previous prime is 54069889. The next prime is 54069919. The reversal of 54069906 is 60996045.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 409555 + ... + 409686.

It is an arithmetic number, because the mean of its divisors is an integer number (7373178).

Almost surely, 254069906 is an apocalyptic number.

54069906 is an abundant number, since it is smaller than the sum of its proper divisors (63900942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54069906 is a wasteful number, since it uses less digits than its factorization.

54069906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819257.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 54069906 is about 7353.2241907887. The cubic root of 54069906 is about 378.1393484162.

The spelling of 54069906 in words is "fifty-four million, sixty-nine thousand, nine hundred six".

Divisors: 1 2 3 6 11 22 33 66 819241 1638482 2457723 4915446 9011651 18023302 27034953 54069906