Base | Representation |
---|---|
bin | 111110000000110… |
… | …101100111011111 |
3 | 2200111201011002212 |
4 | 332000311213133 |
5 | 4112321011012 |
6 | 251123311035 |
7 | 34532212403 |
oct | 7600654737 |
9 | 2614634085 |
10 | 1040407007 |
11 | 494312202 |
12 | 25051b47b |
13 | 137717063 |
14 | 9c269103 |
15 | 61513b22 |
hex | 3e0359df |
1040407007 has 4 divisors (see below), whose sum is σ = 1041302760. Its totient is φ = 1039511256.
The previous prime is 1040406989. The next prime is 1040407019. The reversal of 1040407007 is 7007040401.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1040407007 - 210 = 1040405983 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1040407037) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446132 + ... + 448457.
It is an arithmetic number, because the mean of its divisors is an integer number (260325690).
Almost surely, 21040407007 is an apocalyptic number.
1040407007 is a deficient number, since it is larger than the sum of its proper divisors (895753).
1040407007 is an equidigital number, since it uses as much as digits as its factorization.
1040407007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 895752.
The product of its (nonzero) digits is 784, while the sum is 23.
The square root of 1040407007 is about 32255.3407515717. The cubic root of 1040407007 is about 1013.2915542010.
Adding to 1040407007 its reverse (7007040401), we get a palindrome (8047447408).
The spelling of 1040407007 in words is "one billion, forty million, four hundred seven thousand, seven".
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