Search a number
-
+
3380047420 = 2251511119221
BaseRepresentation
bin1100100101110111…
…0110111000111100
322201120011012101111
43021131312320330
523410243004140
61315222051404
7146521633441
oct31135667074
98646135344
103380047420
111484a48722
127a3b79b64
1341b35b179
14240c959c8
1514bb157ea
hexc9776e3c

3380047420 has 24 divisors (see below), whose sum is σ = 7145113248. Its totient is φ = 1343064000.

The previous prime is 3380047417. The next prime is 3380047453. The reversal of 3380047420 is 247400833.

It is a happy number.

It is a super-2 number, since 2×33800474202 = 22849441122897312800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556591 + ... + 562630.

It is an arithmetic number, because the mean of its divisors is an integer number (297713052).

Almost surely, 23380047420 is an apocalyptic number.

It is an amenable number.

3380047420 is an abundant number, since it is smaller than the sum of its proper divisors (3765065828).

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

3380047420 is a wasteful number, since it uses less digits than its factorization.

3380047420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119381 (or 1119379 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 3380047420 is about 58138.1752379622. The cubic root of 3380047420 is about 1500.7473934661.

The spelling of 3380047420 in words is "three billion, three hundred eighty million, forty-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 151 302 604 755 1510 3020 1119221 2238442 4476884 5596105 11192210 22384420 169002371 338004742 676009484 845011855 1690023710 3380047420