Base | Representation |
---|---|
bin | 11011001010010… |
… | …00010011010010 |
3 | 120212201022210112 |
4 | 31211020103102 |
5 | 431311242023 |
6 | 34335201322 |
7 | 5434404134 |
oct | 1545102322 |
9 | 525638715 |
10 | 227837138 |
11 | 107676461 |
12 | 64376242 |
13 | 38282999 |
14 | 2238b054 |
15 | 15007478 |
hex | d9484d2 |
227837138 has 8 divisors (see below), whose sum is σ = 343248780. Its totient is φ = 113420880.
The previous prime is 227837119. The next prime is 227837221. The reversal of 227837138 is 831738722.
It can be written as a sum of positive squares in 2 ways, for example, as 227014489 + 822649 = 15067^2 + 907^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2278371382 = 103819522904062088, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 227837095 and 227837104.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248273 + ... + 249188.
Almost surely, 2227837138 is an apocalyptic number.
227837138 is a deficient number, since it is larger than the sum of its proper divisors (115411642).
227837138 is a wasteful number, since it uses less digits than its factorization.
227837138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497692.
The product of its digits is 112896, while the sum is 41.
The square root of 227837138 is about 15094.2750074325. The cubic root of 227837138 is about 610.7659803299.
The spelling of 227837138 in words is "two hundred twenty-seven million, eight hundred thirty-seven thousand, one hundred thirty-eight".
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