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410022001 = 202492
BaseRepresentation
bin11000011100000…
…111000001110001
31001120112021110001
4120130013001301
51314431201001
6104404110001
713106062264
oct3034070161
91046467401
10410022001
111a04a0664
12b5395301
1366c4018c
143c652cdb
1525ee3001
hex18707071

410022001 has 3 divisors (see below), whose sum is σ = 410042251. Its totient is φ = 410001752.

The previous prime is 410021987. The next prime is 410022013. The reversal of 410022001 is 100220014.

The square root of 410022001 is 20249.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 121022001 + 289000000 = 11001^2 + 17000^2 .

It is not a de Polignac number, because 410022001 - 27 = 410021873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (410022401) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10125 + ... + 30373.

Almost surely, 2410022001 is an apocalyptic number.

410022001 is the 20249-th square number.

410022001 is the 10125-th centered octagonal number.

It is an amenable number.

410022001 is a deficient number, since it is larger than the sum of its proper divisors (20250).

410022001 is an frugal number, since it uses more digits than its factorization.

410022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40498 (or 20249 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The cubic root of 410022001 is about 742.9091720796.

Multiplying 410022001 by its product of nonzero digits (16), we get a square (6560352016 = 809962).

Adding to 410022001 its reverse (100220014), we get a palindrome (510242015).

It can be divided in two parts, 4 and 10022001, that multiplied together give a palindrome (40088004).

The spelling of 410022001 in words is "four hundred ten million, twenty-two thousand, one".

Divisors: 1 20249 410022001