Base | Representation |
---|---|
bin | 111111011100111… |
… | …110100101101111 |
3 | 2202012011022011110 |
4 | 333130332211233 |
5 | 4140011423012 |
6 | 253345123103 |
7 | 35244422256 |
oct | 7734764557 |
9 | 2665138143 |
10 | 1064561007 |
11 | 4a6a0a494 |
12 | 258629493 |
13 | 13c723173 |
14 | a155579d |
15 | 636d573c |
hex | 3f73e96f |
1064561007 has 16 divisors (see below), whose sum is σ = 1442195712. Its totient is φ = 698355840.
The previous prime is 1064560999. The next prime is 1064561101. The reversal of 1064561007 is 7001654601.
It is not a de Polignac number, because 1064561007 - 23 = 1064560999 is a prime.
It is a super-2 number, since 2×10645610072 = 2266580275249708098, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1064568007) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111943 + ... + 121079.
It is an arithmetic number, because the mean of its divisors is an integer number (90137232).
Almost surely, 21064561007 is an apocalyptic number.
1064561007 is a deficient number, since it is larger than the sum of its proper divisors (377634705).
1064561007 is an equidigital number, since it uses as much as digits as its factorization.
1064561007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9758.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 1064561007 is about 32627.6111139017. The cubic root of 1064561007 is about 1021.0731391080.
The spelling of 1064561007 in words is "one billion, sixty-four million, five hundred sixty-one thousand, seven".
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