Search a number
-
+
8201874 = 231366979
BaseRepresentation
bin11111010010011010010010
3120102200212010
4133102122102
54044424444
6451443350
7126500112
oct37223222
916380763
108201874
1146a220a
1228b6556
1319122a5
141137042
15ac02b9
hex7d2692

8201874 has 8 divisors (see below), whose sum is σ = 16403760. Its totient is φ = 2733956.

The previous prime is 8201873. The next prime is 8201881. The reversal of 8201874 is 4781028.

It is a sphenic number, since it is the product of 3 distinct primes.

8201874 is an admirable number.

It is a super-2 number, since 2×82018742 = 134541474223752, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8201873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683484 + ... + 683495.

It is an arithmetic number, because the mean of its divisors is an integer number (2050470).

Almost surely, 28201874 is an apocalyptic number.

8201874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8201874 is a wasteful number, since it uses less digits than its factorization.

8201874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366984.

The product of its (nonzero) digits is 3584, while the sum is 30.

The square root of 8201874 is about 2863.8914085558. The cubic root of 8201874 is about 201.6683280453.

The spelling of 8201874 in words is "eight million, two hundred one thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 1366979 2733958 4100937 8201874