Base | Representation |
---|---|
bin | 11011001000100… |
… | …11011010111101 |
3 | 120212022022200102 |
4 | 31210103122331 |
5 | 431232324131 |
6 | 34330410445 |
7 | 5432512511 |
oct | 1544233275 |
9 | 525268612 |
10 | 227620541 |
11 | 107538755 |
12 | 64290a25 |
13 | 38208215 |
14 | 22332141 |
15 | 14eb31cb |
hex | d9136bd |
227620541 has 2 divisors, whose sum is σ = 227620542. Its totient is φ = 227620540.
The previous prime is 227620511. The next prime is 227620553. The reversal of 227620541 is 145026722.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 122988100 + 104632441 = 11090^2 + 10229^2 .
It is a cyclic number.
It is not a de Polignac number, because 227620541 - 210 = 227619517 is a prime.
It is a super-2 number, since 2×2276205412 = 103622221370265362, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (227620511) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113810270 + 113810271.
It is an arithmetic number, because the mean of its divisors is an integer number (113810271).
Almost surely, 2227620541 is an apocalyptic number.
It is an amenable number.
227620541 is a deficient number, since it is larger than the sum of its proper divisors (1).
227620541 is an equidigital number, since it uses as much as digits as its factorization.
227620541 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 227620541 is about 15087.0984950719. The cubic root of 227620541 is about 610.5723741666.
The spelling of 227620541 in words is "two hundred twenty-seven million, six hundred twenty thousand, five hundred forty-one".
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