Search a number
-
+
70834060 = 22511417853
BaseRepresentation
bin1000011100011…
…01011110001100
311221021202001201
410032031132030
5121113142220
611010115244
71520036203
oct416153614
9157252051
1070834060
1136a90750
121b87bb24
13118a135b
14959c23a
156342d0a
hex438d78c

70834060 has 48 divisors (see below), whose sum is σ = 166253472. Its totient is φ = 25126400.

The previous prime is 70834031. The next prime is 70834061. The reversal of 70834060 is 6043807.

It is not an unprimeable number, because it can be changed into a prime (70834061) 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 15 ways as a sum of consecutive naturals, for example, 5094 + ... + 12946.

It is an arithmetic number, because the mean of its divisors is an integer number (3463614).

Almost surely, 270834060 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 70834060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83126736).

70834060 is an abundant number, since it is smaller than the sum of its proper divisors (95419412).

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

70834060 is a wasteful number, since it uses less digits than its factorization.

70834060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7914 (or 7912 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 70834060 is about 8416.2972856239. The cubic root of 70834060 is about 413.7589283190.

Adding to 70834060 its reverse (6043807), we get a palindrome (76877867).

The spelling of 70834060 in words is "seventy million, eight hundred thirty-four thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 41 44 55 82 110 164 205 220 410 451 820 902 1804 2255 4510 7853 9020 15706 31412 39265 78530 86383 157060 172766 321973 345532 431915 643946 863830 1287892 1609865 1727660 3219730 3541703 6439460 7083406 14166812 17708515 35417030 70834060