Search a number
43923 = 3114
BaseRepresentation
bin1010101110010011
32020020210
422232103
52401143
6535203
7242025
oct125623
966223
1043923
1130000
1221503
1316cb9
1412015
15d033
hexab93

43923 has 10 divisors (see below), whose sum is σ = 64420. Its totient is φ = 26620.

The previous prime is 43913. The next prime is 43933. The reversal of 43923 is 32934.

It is an interprime number because it is at equal distance from previous prime (43913) and next prime (43933).

It is not a de Polignac number, because 43923 - 25 = 43891 is a prime.

It is a Duffinian number.

43923 is a lucky number.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 43923.

It is not an unprimeable number, because it can be changed into a prime (43913) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3988 + ... + 3998.

It is an arithmetic number, because the mean of its divisors is an integer number (6442).

243923 is an apocalyptic number.

43923 is a deficient number, since it is larger than the sum of its proper divisors (20497).

43923 is an frugal number, since it uses more digits than its factorization.

43923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47 (or 14 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 43923 is about 209.5781477158. The cubic root of 43923 is about 35.2828776300.

The spelling of 43923 in words is "forty-three thousand, nine hundred twenty-three".

Divisors: 1 3 11 33 121 363 1331 3993 14641 43923