Search a number
-
+
12330954 = 234103739
BaseRepresentation
bin101111000010…
…011111001010
3212012110220000
4233002133022
511124042304
61120143430
7206545206
oct57023712
925173800
1012330954
116a62479
124167b76
13272982c
1418cdb06
151138939
hexbc27ca

12330954 has 40 divisors (see below), whose sum is σ = 27936480. Its totient is φ = 4064904.

The previous prime is 12330907. The next prime is 12330973. The reversal of 12330954 is 45903321.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 16317 + ... + 17055.

It is an arithmetic number, because the mean of its divisors is an integer number (698412).

Almost surely, 212330954 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12330954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13968240).

12330954 is an abundant number, since it is smaller than the sum of its proper divisors (15605526).

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

12330954 is a wasteful number, since it uses less digits than its factorization.

12330954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 12330954 is about 3511.5458134559. The cubic root of 12330954 is about 231.0285004471.

The spelling of 12330954 in words is "twelve million, three hundred thirty thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 18 27 54 81 103 162 206 309 618 739 927 1478 1854 2217 2781 4434 5562 6651 8343 13302 16686 19953 39906 59859 76117 119718 152234 228351 456702 685053 1370106 2055159 4110318 6165477 12330954