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2010001069 = 1726955021
BaseRepresentation
bin111011111001110…
…0010111010101101
312012002011122010001
41313303202322231
513104030013234
6531241144301
7100544504266
oct16763427255
95162148101
102010001069
1194165860a
1248118b091
1326056955b
14150d3d96d
15bb6dad14
hex77ce2ead

2010001069 has 6 divisors (see below), whose sum is σ = 2135191754. Its totient is φ = 1891765440.

The previous prime is 2010001067. The next prime is 2010001079. The reversal of 2010001069 is 9601000102.

It can be written as a sum of positive squares in 3 ways, for example, as 565012900 + 1444988169 = 23770^2 + 38013^2 .

It is not a de Polignac number, because 2010001069 - 21 = 2010001067 is a prime.

It is a super-2 number, since 2×20100010692 = 8080208594762285522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010001067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3477222 + ... + 3477799.

Almost surely, 22010001069 is an apocalyptic number.

It is an amenable number.

2010001069 is a deficient number, since it is larger than the sum of its proper divisors (125190685).

2010001069 is an equidigital number, since it uses as much as digits as its factorization.

2010001069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6955055 (or 6955038 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 2010001069 is about 44833.0354649337. The cubic root of 2010001069 is about 1262.0176519507.

The spelling of 2010001069 in words is "two billion, ten million, one thousand, sixty-nine".

Divisors: 1 17 289 6955021 118235357 2010001069