Search a number
-
+
8061012 = 2233101739
BaseRepresentation
bin11110110000000001010100
3120011112122000
4132300001110
54030423022
6444435300
7125342331
oct36600124
916145560
108061012
1146063a3
122848b30
13189313b
1410db988
15a936ac
hex7b0054

8061012 has 48 divisors (see below), whose sum is σ = 21134400. Its totient is φ = 2656800.

The previous prime is 8061007. The next prime is 8061013. The reversal of 8061012 is 2101608.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8061013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10539 + ... + 11277.

It is an arithmetic number, because the mean of its divisors is an integer number (440300).

Almost surely, 28061012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8061012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10567200).

8061012 is an abundant number, since it is smaller than the sum of its proper divisors (13073388).

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

8061012 is a wasteful number, since it uses less digits than its factorization.

8061012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853 (or 845 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 8061012 is about 2839.1921386197. The cubic root of 8061012 is about 200.5071462597.

The spelling of 8061012 in words is "eight million, sixty-one thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 101 108 202 303 404 606 739 909 1212 1478 1818 2217 2727 2956 3636 4434 5454 6651 8868 10908 13302 19953 26604 39906 74639 79812 149278 223917 298556 447834 671751 895668 1343502 2015253 2687004 4030506 8061012