Base | Representation |
---|---|
bin | 100101011011011… |
… | …010001001110001 |
3 | 1121202120202111011 |
4 | 211123122021301 |
5 | 2241223121001 |
6 | 142150550521 |
7 | 21363263461 |
oct | 4533321161 |
9 | 1552522434 |
10 | 627942001 |
11 | 2a2503135 |
12 | 156368441 |
13 | a012cc1b |
14 | 5d57bba1 |
15 | 3a1dbd51 |
hex | 256da271 |
627942001 has 4 divisors (see below), whose sum is σ = 660991600. Its totient is φ = 594892404.
The previous prime is 627941987. The next prime is 627942037. The reversal of 627942001 is 100249726.
627942001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100249726 = 2 ⋅50124863.
It is a cyclic number.
It is not a de Polignac number, because 627942001 - 25 = 627941969 is a prime.
It is a super-2 number, since 2×6279420012 = 788622313239768002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (627942901) 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, 16524771 + ... + 16524808.
It is an arithmetic number, because the mean of its divisors is an integer number (165247900).
Almost surely, 2627942001 is an apocalyptic number.
It is an amenable number.
627942001 is a deficient number, since it is larger than the sum of its proper divisors (33049599).
627942001 is a wasteful number, since it uses less digits than its factorization.
627942001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33049598.
The product of its (nonzero) digits is 6048, while the sum is 31.
The square root of 627942001 is about 25058.7709395333. The cubic root of 627942001 is about 856.3274074548.
The spelling of 627942001 in words is "six hundred twenty-seven million, nine hundred forty-two thousand, one".
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