Search a number
-
+
8148061 = 47533271
BaseRepresentation
bin11111000101010001011101
3120022222001001
4133011101131
54041214221
6450350301
7126154165
oct37052135
916288031
108148061
114665839
12288b391
1318c394c
1411215a5
15aae391
hex7c545d

8148061 has 8 divisors (see below), whose sum is σ = 8481024. Its totient is φ = 7821840.

The previous prime is 8148059. The next prime is 8148073. The reversal of 8148061 is 1608418.

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

It is a cyclic number.

It is not a de Polignac number, because 8148061 - 21 = 8148059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8140061) 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, 856 + ... + 4126.

It is an arithmetic number, because the mean of its divisors is an integer number (1060128).

Almost surely, 28148061 is an apocalyptic number.

It is an amenable number.

8148061 is a deficient number, since it is larger than the sum of its proper divisors (332963).

8148061 is a wasteful number, since it uses less digits than its factorization.

8148061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 8148061 is about 2854.4808634846. The cubic root of 8148061 is about 201.2263071525.

The spelling of 8148061 in words is "eight million, one hundred forty-eight thousand, sixty-one".

Divisors: 1 47 53 2491 3271 153737 173363 8148061