Base | Representation |
---|---|
bin | 11011000100111… |
… | …11011010011010 |
3 | 120211102011212111 |
4 | 31202133122122 |
5 | 431122122440 |
6 | 34312302534 |
7 | 5425463254 |
oct | 1542373232 |
9 | 524364774 |
10 | 227145370 |
11 | 107243751 |
12 | 640a1a4a |
13 | 3809cb5a |
14 | 2224acd4 |
15 | 14e1c4ea |
hex | d89f69a |
227145370 has 32 divisors (see below), whose sum is σ = 423037440. Its totient is φ = 87721920.
The previous prime is 227145349. The next prime is 227145377. The reversal of 227145370 is 73541722.
It is a super-2 number, since 2×2271453702 = 103190038224873800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (227145377) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264001 + ... + 264859.
It is an arithmetic number, because the mean of its divisors is an integer number (13219920).
Almost surely, 2227145370 is an apocalyptic number.
227145370 is a deficient number, since it is larger than the sum of its proper divisors (195892070).
227145370 is a wasteful number, since it uses less digits than its factorization.
227145370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1750.
The product of its (nonzero) digits is 11760, while the sum is 31.
The square root of 227145370 is about 15071.3426740951. The cubic root of 227145370 is about 610.1472098355.
The spelling of 227145370 in words is "two hundred twenty-seven million, one hundred forty-five thousand, three hundred seventy".
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