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1050500001 = 3433808699
BaseRepresentation
bin111110100111010…
…101101110100001
32201012200221002110
4332213111232201
54122412000001
6252123505533
735014050135
oct7647255641
92635627073
101050500001
11499a86221
122539882a9
1313983c045
149d7353c5
15623593d6
hex3e9d5ba1

1050500001 has 8 divisors (see below), whose sum is σ = 1403903200. Its totient is φ = 698715072.

The previous prime is 1050499997. The next prime is 1050500029. The reversal of 1050500001 is 1000050501.

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

It is not a de Polignac number, because 1050500001 - 22 = 1050499997 is a prime.

It is a super-2 number, since 2×10505000012 = 2207100504202000002, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1050500001.

It is not an unprimeable number, because it can be changed into a prime (1050500071) 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, 403051 + ... + 405648.

It is an arithmetic number, because the mean of its divisors is an integer number (175487900).

Almost surely, 21050500001 is an apocalyptic number.

It is an amenable number.

1050500001 is a deficient number, since it is larger than the sum of its proper divisors (353403199).

1050500001 is an equidigital number, since it uses as much as digits as its factorization.

1050500001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809135.

The product of its (nonzero) digits is 25, while the sum is 12.

The square root of 1050500001 is about 32411.4177567104. The cubic root of 1050500001 is about 1016.5576642909.

Adding to 1050500001 its reverse (1000050501), we get a palindrome (2050550502).

The spelling of 1050500001 in words is "one billion, fifty million, five hundred thousand, one".

Divisors: 1 3 433 1299 808699 2426097 350166667 1050500001