Base | Representation |
---|---|
bin | 1000011100001101010… |
… | …1111000000101011111 |
3 | 111212022002011212011022 |
4 | 2013003111320011133 |
5 | 4333440332301024 |
6 | 150341153314355 |
7 | 13322340653456 |
oct | 2070325700537 |
9 | 455262155138 |
10 | 145011212639 |
11 | 5655405a397 |
12 | 2412bb659bb |
13 | 1089cb48387 |
14 | 7038dabb9d |
15 | 3b8ab4035e |
hex | 21c357815f |
145011212639 has 16 divisors (see below), whose sum is σ = 146369548800. Its totient is φ = 143660705760.
The previous prime is 145011212623. The next prime is 145011212677. The reversal of 145011212639 is 936212110541.
145011212639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 145011212639 - 24 = 145011212623 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 145011212599 and 145011212608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145011212609) 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, 50684069 + ... + 50686929.
It is an arithmetic number, because the mean of its divisors is an integer number (9148096800).
Almost surely, 2145011212639 is an apocalyptic number.
145011212639 is a deficient number, since it is larger than the sum of its proper divisors (1358336161).
145011212639 is a wasteful number, since it uses less digits than its factorization.
145011212639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4070.
The product of its (nonzero) digits is 12960, while the sum is 35.
The spelling of 145011212639 in words is "one hundred forty-five billion, eleven million, two hundred twelve thousand, six hundred thirty-nine".
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