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8411980 = 225420599
BaseRepresentation
bin100000000101…
…101101001100
3120211101001211
4200011231030
54123140410
6500144204
7131333503
oct40055514
916741054
108411980
114826055
122998064
131986b05
14118d83a
15b1268a
hex805b4c

8411980 has 12 divisors (see below), whose sum is σ = 17665200. Its totient is φ = 3364784.

The previous prime is 8411971. The next prime is 8411981. The reversal of 8411980 is 891148.

It is a super-2 number, since 2×84119802 = 141522815040800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8411981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210280 + ... + 210319.

It is an arithmetic number, because the mean of its divisors is an integer number (1472100).

Almost surely, 28411980 is an apocalyptic number.

It is an amenable number.

8411980 is an abundant number, since it is smaller than the sum of its proper divisors (9253220).

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

8411980 is a wasteful number, since it uses less digits than its factorization.

8411980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420608 (or 420606 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 31.

The square root of 8411980 is about 2900.3413592196. The cubic root of 8411980 is about 203.3758637781.

The spelling of 8411980 in words is "eight million, four hundred eleven thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 420599 841198 1682396 2102995 4205990 8411980