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450106030081 = 29106914519081
BaseRepresentation
bin1101000110011000110…
…10001111100000000001
31121000210122220102112201
412203030122033200001
524333304120430311
6542435330153201
744343022062241
oct6431432174001
91530718812481
10450106030081
11163986135414
1273297722801
13335a2353456
1417adca13b21
15ba957349c1
hex68cc68f801

450106030081 has 8 divisors (see below), whose sum is σ = 466062532200. Its totient is φ = 434178568320.

The previous prime is 450106030079. The next prime is 450106030103. The reversal of 450106030081 is 180030601054.

It can be written as a sum of positive squares in 4 ways, for example, as 64569351025 + 385536679056 = 254105^2 + 620916^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 450106030081 - 21 = 450106030079 is a prime.

It is a super-2 number, since 2×4501060300812 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (450106030001) 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, 7228540 + ... + 7290541.

It is an arithmetic number, because the mean of its divisors is an integer number (58257816525).

Almost surely, 2450106030081 is an apocalyptic number.

It is an amenable number.

450106030081 is a deficient number, since it is larger than the sum of its proper divisors (15956502119).

450106030081 is a wasteful number, since it uses less digits than its factorization.

450106030081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14520179.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 450106030081 in words is "four hundred fifty billion, one hundred six million, thirty thousand, eighty-one".

Divisors: 1 29 1069 31001 14519081 421053349 15520897589 450106030081