Search a number
-
+
70880848 = 2423192611
BaseRepresentation
bin1000011100110…
…00111001010000
311221101010020121
410032120321100
5121121141343
611011120024
71520322463
oct416307120
9157333217
1070880848
1137012915
121b8a3014
13118b973c
1495b12da
156351aed
hex4398e50

70880848 has 20 divisors (see below), whose sum is σ = 143303328. Its totient is φ = 33899360.

The previous prime is 70880839. The next prime is 70880851. The reversal of 70880848 is 84808807.

It is a super-2 number, since 2×708808482 = 10048189226398208, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 95938 + ... + 96673.

Almost surely, 270880848 is an apocalyptic number.

It is an amenable number.

70880848 is an abundant number, since it is smaller than the sum of its proper divisors (72422480).

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

70880848 is a wasteful number, since it uses less digits than its factorization.

70880848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192642 (or 192636 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 43.

The square root of 70880848 is about 8419.0764339089. The cubic root of 70880848 is about 413.8500082878.

The spelling of 70880848 in words is "seventy million, eight hundred eighty thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 16 23 46 92 184 368 192611 385222 770444 1540888 3081776 4430053 8860106 17720212 35440424 70880848