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415425980 = 22520771299
BaseRepresentation
bin11000110000101…
…110010110111100
31001221200211022102
4120300232112330
51322322112410
6105120004232
713203030314
oct3060562674
91057624272
10415425980
111a3551762
12b7160678
13680b2ab8
143d25c444
152670e2a5
hex18c2e5bc

415425980 has 12 divisors (see below), whose sum is σ = 872394600. Its totient is φ = 166170384.

The previous prime is 415425979. The next prime is 415426049. The reversal of 415425980 is 89524514.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10385630 + ... + 10385669.

It is an arithmetic number, because the mean of its divisors is an integer number (72699550).

Almost surely, 2415425980 is an apocalyptic number.

It is an amenable number.

415425980 is an abundant number, since it is smaller than the sum of its proper divisors (456968620).

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

415425980 is a wasteful number, since it uses less digits than its factorization.

415425980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20771308 (or 20771306 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 415425980 is about 20382.0013737611. The cubic root of 415425980 is about 746.1587181785.

The spelling of 415425980 in words is "four hundred fifteen million, four hundred twenty-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 20771299 41542598 83085196 103856495 207712990 415425980