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8148980 = 225758207
BaseRepresentation
bin11111000101011111110100
3120100000022002
4133011133310
54041231410
6450354432
7126156650
oct37053764
916300262
108148980
1146664a4
12288ba18
1318c41a8
141121a60
15aae7a5
hex7c57f4

8148980 has 24 divisors (see below), whose sum is σ = 19557888. Its totient is φ = 2793888.

The previous prime is 8148979. The next prime is 8149003. The reversal of 8148980 is 898418.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28964 + ... + 29243.

It is an arithmetic number, because the mean of its divisors is an integer number (814912).

Almost surely, 28148980 is an apocalyptic number.

It is an amenable number.

8148980 is an abundant number, since it is smaller than the sum of its proper divisors (11408908).

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

8148980 is a wasteful number, since it uses less digits than its factorization.

8148980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58223 (or 58221 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 8148980 is about 2854.6418339259. The cubic root of 8148980 is about 201.2338721435.

The spelling of 8148980 in words is "eight million, one hundred forty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 58207 116414 232828 291035 407449 582070 814898 1164140 1629796 2037245 4074490 8148980