Search a number
-
+
70064242 = 21710719259
BaseRepresentation
bin1000010110100…
…01100001110010
311212211122001221
410023101201302
5120414023432
610541415254
71510351633
oct413214162
9155748057
1070064242
1136605336
121b56a52a
1311691b41
14943b88a
15623eb97
hex42d1872

70064242 has 16 divisors (see below), whose sum is σ = 112324320. Its totient is φ = 32661568.

The previous prime is 70064237. The next prime is 70064297. The reversal of 70064242 is 24246007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5992 + ... + 13267.

It is an arithmetic number, because the mean of its divisors is an integer number (7020270).

Almost surely, 270064242 is an apocalyptic number.

70064242 is a deficient number, since it is larger than the sum of its proper divisors (42260078).

70064242 is a wasteful number, since it uses less digits than its factorization.

70064242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19385.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 70064242 is about 8370.4385787126. The cubic root of 70064242 is about 412.2545674369.

The spelling of 70064242 in words is "seventy million, sixty-four thousand, two hundred forty-two".

Divisors: 1 2 17 34 107 214 1819 3638 19259 38518 327403 654806 2060713 4121426 35032121 70064242