Base | Representation |
---|---|
bin | 10111111101100… |
… | …010111110010101 |
3 | 1001000110020001110 |
4 | 113331202332111 |
5 | 1310403310010 |
6 | 103520245233 |
7 | 12651012555 |
oct | 2775427625 |
9 | 1030406043 |
10 | 402010005 |
11 | 196a19081 |
12 | b2770819 |
13 | 65396457 |
14 | 3b569165 |
15 | 2545e120 |
hex | 17f62f95 |
402010005 has 16 divisors (see below), whose sum is σ = 643549824. Its totient is φ = 214294080.
The previous prime is 402010003. The next prime is 402010019. The reversal of 402010005 is 500010204.
It is not a de Polignac number, because 402010005 - 21 = 402010003 is a prime.
It is a super-2 number, since 2×4020100052 = 323224088240200050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (402010003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28867 + ... + 40463.
It is an arithmetic number, because the mean of its divisors is an integer number (40221864).
Almost surely, 2402010005 is an apocalyptic number.
It is an amenable number.
402010005 is a deficient number, since it is larger than the sum of its proper divisors (241539819).
402010005 is a wasteful number, since it uses less digits than its factorization.
402010005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13916.
The product of its (nonzero) digits is 40, while the sum is 12.
The square root of 402010005 is about 20050.1871562337. The cubic root of 402010005 is about 738.0383918894.
Adding to 402010005 its reverse (500010204), we get a palindrome (902020209).
The spelling of 402010005 in words is "four hundred two million, ten thousand, five".
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