Base | Representation |
---|---|
bin | 1101110100100110… |
… | …01000100000110101 |
3 | 201011011001202011212 |
4 | 12322103020200311 |
5 | 110144124420302 |
6 | 3224200011205 |
7 | 351613410131 |
oct | 67223104065 |
9 | 21134052155 |
10 | 7420545077 |
11 | 3168782390 |
12 | 1531160b05 |
13 | 91348ba9a |
14 | 50574c3c1 |
15 | 2d66da052 |
hex | 1ba4c8835 |
7420545077 has 4 divisors (see below), whose sum is σ = 8095140096. Its totient is φ = 6745950060.
The previous prime is 7420545073. The next prime is 7420545091. The reversal of 7420545077 is 7705450247.
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.
It is a cyclic number.
It is not a de Polignac number, because 7420545077 - 22 = 7420545073 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 (7420545071) 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, 337297493 + ... + 337297514.
It is an arithmetic number, because the mean of its divisors is an integer number (2023785024).
Almost surely, 27420545077 is an apocalyptic number.
It is an amenable number.
7420545077 is a deficient number, since it is larger than the sum of its proper divisors (674595019).
7420545077 is a wasteful number, since it uses less digits than its factorization.
7420545077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 674595018.
The product of its (nonzero) digits is 274400, while the sum is 41.
The square root of 7420545077 is about 86142.5857343509. The cubic root of 7420545077 is about 1950.4969215280.
The spelling of 7420545077 in words is "seven billion, four hundred twenty million, five hundred forty-five thousand, seventy-seven".
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