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450412353 = 3316681939
BaseRepresentation
bin11010110110001…
…011111101000001
31011101112022121000
4122312023331001
51410301143403
6112405522213
714106304356
oct3266137501
91141468530
10450412353
11211278516
12106a13369
13724125b1
1443b6862d
15298207a3
hex1ad8bf41

450412353 has 8 divisors (see below), whose sum is σ = 667277600. Its totient is φ = 300274884.

The previous prime is 450412351. The next prime is 450412363. The reversal of 450412353 is 353214054.

It is not a de Polignac number, because 450412353 - 21 = 450412351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 16681939 = 450412353 / (4 + 5 + 0 + 4 + 1 + 2 + 3 + 5 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450412351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8340943 + ... + 8340996.

It is an arithmetic number, because the mean of its divisors is an integer number (83409700).

Almost surely, 2450412353 is an apocalyptic number.

It is an amenable number.

450412353 is a deficient number, since it is larger than the sum of its proper divisors (216865247).

450412353 is a wasteful number, since it uses less digits than its factorization.

450412353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16681948 (or 16681942 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 450412353 is about 21222.9204634989. The cubic root of 450412353 is about 766.5434275968.

The spelling of 450412353 in words is "four hundred fifty million, four hundred twelve thousand, three hundred fifty-three".

Divisors: 1 3 9 27 16681939 50045817 150137451 450412353