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452426898 = 2372111937199
BaseRepresentation
bin11010111101110…
…111110010010010
31011112022200000210
4122331313302102
51411310130043
6112521024550
714132364600
oct3275676222
91145280023
10452426898
11212424030
12107625156
1372969531
1444130870
1529abc633
hex1af77c92

452426898 has 192 divisors, whose sum is σ = 1247616000. Its totient is φ = 107775360.

The previous prime is 452426873. The next prime is 452426911. The reversal of 452426898 is 898624254.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2273403 + ... + 2273601.

It is an arithmetic number, because the mean of its divisors is an integer number (6498000).

Almost surely, 2452426898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452426898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (623808000).

452426898 is an abundant number, since it is smaller than the sum of its proper divisors (795189102).

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

452426898 is a wasteful number, since it uses less digits than its factorization.

452426898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 278 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 48.

The square root of 452426898 is about 21270.3290524618. The cubic root of 452426898 is about 767.6845594488.

It can be divided in two parts, 452 and 426898, that added together give a triangular number (427350 = T924).

The spelling of 452426898 in words is "four hundred fifty-two million, four hundred twenty-six thousand, eight hundred ninety-eight".