Base | Representation |
---|---|
bin | 101001000100… |
… | …110000111101 |
3 | 202021001010101 |
4 | 221010300331 |
5 | 10224024141 |
6 | 1022441101 |
7 | 160343620 |
oct | 51046075 |
9 | 22231111 |
10 | 10767421 |
11 | 60947a5 |
12 | 3733191 |
13 | 22ccc72 |
14 | 1603db7 |
15 | e2a531 |
hex | a44c3d |
10767421 has 4 divisors (see below), whose sum is σ = 12305632. Its totient is φ = 9229212.
The previous prime is 10767403. The next prime is 10767437. The reversal of 10767421 is 12476701.
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: 12476701 = 2909 ⋅4289.
It is a cyclic number.
It is not a de Polignac number, because 10767421 - 29 = 10766909 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10767421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10767451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769095 + ... + 769108.
It is an arithmetic number, because the mean of its divisors is an integer number (3076408).
Almost surely, 210767421 is an apocalyptic number.
It is an amenable number.
10767421 is a deficient number, since it is larger than the sum of its proper divisors (1538211).
10767421 is an equidigital number, since it uses as much as digits as its factorization.
10767421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1538210.
The product of its (nonzero) digits is 2352, while the sum is 28.
The square root of 10767421 is about 3281.3748642909. The cubic root of 10767421 is about 220.8194029740.
It can be divided in two parts, 107 and 67421, that added together give a triangular number (67528 = T367).
The spelling of 10767421 in words is "ten million, seven hundred sixty-seven thousand, four hundred twenty-one".
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