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452580980 = 225672712
BaseRepresentation
bin11010111110011…
…101011001110100
31011112121111101112
4122332131121310
51411330042410
6112524214152
714133606035
oct3276353164
91145544345
10452580980
11212519875
1210769a358
13729c16c7
1444170a8c
1529aed105
hex1af9d674

452580980 has 54 divisors (see below), whose sum is σ = 978597522. Its totient is φ = 175818720.

The previous prime is 452580949. The next prime is 452580991. The reversal of 452580980 is 89085254.

It can be written as a sum of positive squares in only one way, i.e., 362064784 + 90516196 = 19028^2 + 9514^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6374345 + ... + 6374415.

Almost surely, 2452580980 is an apocalyptic number.

It is an amenable number.

452580980 is an abundant number, since it is smaller than the sum of its proper divisors (526016542).

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

452580980 is an equidigital number, since it uses as much as digits as its factorization.

452580980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

The square root of 452580980 is about 21273.9507379330. The cubic root of 452580980 is about 767.7716990856.

The spelling of 452580980 in words is "four hundred fifty-two million, five hundred eighty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 67 71 134 142 268 284 335 355 670 710 1340 1420 4489 4757 5041 8978 9514 10082 17956 19028 20164 22445 23785 25205 44890 47570 50410 89780 95140 100820 318719 337747 637438 675494 1274876 1350988 1593595 1688735 3187190 3377470 6374380 6754940 22629049 45258098 90516196 113145245 226290490 452580980