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415073980 = 22520753699
BaseRepresentation
bin11000101111011…
…000011010111100
31001221000221110101
4120233120122330
51322224331410
6105104250444
713200033136
oct3057303274
91057027411
10415073980
111a3331252
12b7010a24
1367cbb809
143d1aa056
152668ed3a
hex18bd86bc

415073980 has 12 divisors (see below), whose sum is σ = 871655400. Its totient is φ = 166029584.

The previous prime is 415073963. The next prime is 415073987. The reversal of 415073980 is 89370514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415073987) 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, 10376830 + ... + 10376869.

It is an arithmetic number, because the mean of its divisors is an integer number (72637950).

Almost surely, 2415073980 is an apocalyptic number.

It is an amenable number.

415073980 is an abundant number, since it is smaller than the sum of its proper divisors (456581420).

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

415073980 is a wasteful number, since it uses less digits than its factorization.

415073980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20753708 (or 20753706 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 415073980 is about 20373.3644742345. The cubic root of 415073980 is about 745.9479128053.

The spelling of 415073980 in words is "four hundred fifteen million, seventy-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 20753699 41507398 83014796 103768495 207536990 415073980