Base | Representation |
---|---|
bin | 110011101111001110000000… |
… | …001000101110101010101011 |
3 | 1002211200002222202201022221022 |
4 | 303233032000020232222223 |
5 | 214311100103332143411 |
6 | 2123540455412003055 |
7 | 65633412504361556 |
oct | 6357160010565253 |
9 | 1084602882638838 |
10 | 227545222146731 |
11 | 665594288a0305 |
12 | 2162b95660048b |
13 | 99c7564c699b8 |
14 | 402936727569d |
15 | 1b48e90426edb |
hex | cef38022eaab |
227545222146731 has 4 divisors (see below), whose sum is σ = 229282208575464. Its totient is φ = 225808235718000.
The previous prime is 227545222146677. The next prime is 227545222146811. The reversal of 227545222146731 is 137641222545722.
227545222146731 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.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-227545222146731 is a prime.
It is a super-2 number, since 2×2275452221467312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (227545222146131) 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, 868493214170 + ... + 868493214431.
It is an arithmetic number, because the mean of its divisors is an integer number (57320552143866).
Almost surely, 2227545222146731 is an apocalyptic number.
227545222146731 is a deficient number, since it is larger than the sum of its proper divisors (1736986428733).
227545222146731 is a wasteful number, since it uses less digits than its factorization.
227545222146731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1736986428732.
The product of its digits is 11289600, while the sum is 53.
The spelling of 227545222146731 in words is "two hundred twenty-seven trillion, five hundred forty-five billion, two hundred twenty-two million, one hundred forty-six thousand, seven hundred thirty-one".
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