Search a number
-
+
107973 = 343143
BaseRepresentation
bin11010010111000101
312111010000
4122113011
511423343
62151513
7626535
oct322705
9174100
10107973
1174138
1252599
133a1b8
142b4c5
1521ed3
hex1a5c5

107973 has 20 divisors (see below), whose sum is σ = 170368. Its totient is φ = 68040.

The previous prime is 107971. The next prime is 107981. The reversal of 107973 is 379701.

It is not a de Polignac number, because 107973 - 21 = 107971 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107971) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2490 + ... + 2532.

2107973 is an apocalyptic number.

It is an amenable number.

107973 is a deficient number, since it is larger than the sum of its proper divisors (62395).

107973 is an equidigital number, since it uses as much as digits as its factorization.

107973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 1323, while the sum is 27.

The square root of 107973 is about 328.5924527435. The cubic root of 107973 is about 47.6180627257.

The spelling of 107973 in words is "one hundred seven thousand, nine hundred seventy-three".

Divisors: 1 3 9 27 31 43 81 93 129 279 387 837 1161 1333 2511 3483 3999 11997 35991 107973