Search a number
-
+
13873874 = 274432237
BaseRepresentation
bin110100111011…
…001011010010
3222002212101012
4310323023102
512022430444
61213210522
7225632420
oct64731322
928085335
1013873874
117916713
124790a42
132b49bc1
141bb2110
151340b9e
hexd3b2d2

13873874 has 16 divisors (see below), whose sum is σ = 23848128. Its totient is φ = 5929872.

The previous prime is 13873829. The next prime is 13873877. The reversal of 13873874 is 47837831.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13873877) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5084 + ... + 7320.

It is an arithmetic number, because the mean of its divisors is an integer number (1490508).

Almost surely, 213873874 is an apocalyptic number.

13873874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13873874 is a deficient number, since it is larger than the sum of its proper divisors (9974254).

13873874 is a wasteful number, since it uses less digits than its factorization.

13873874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689.

The product of its digits is 112896, while the sum is 41.

The square root of 13873874 is about 3724.7649590276. The cubic root of 13873874 is about 240.2882762831.

The spelling of 13873874 in words is "thirteen million, eight hundred seventy-three thousand, eight hundred seventy-four".

Divisors: 1 2 7 14 443 886 2237 3101 4474 6202 15659 31318 990991 1981982 6936937 13873874