Base | Representation |
---|---|
bin | 11001100000110… |
… | …11110101000010 |
3 | 112220201112000221 |
4 | 30300123311002 |
5 | 414242222430 |
6 | 33123133254 |
7 | 5206112122 |
oct | 1460336502 |
9 | 486645027 |
10 | 214023490 |
11 | aa8a101a |
12 | 5b81422a |
13 | 35457325 |
14 | 205d2c82 |
15 | 13bc957a |
hex | cc1bd42 |
214023490 has 32 divisors (see below), whose sum is σ = 390084336. Its totient is φ = 84541440.
The previous prime is 214023479. The next prime is 214023493. The reversal of 214023490 is 94320412.
It can be written as a sum of positive squares in 8 ways, for example, as 161620369 + 52403121 = 12713^2 + 7239^2 .
It is not an unprimeable number, because it can be changed into a prime (214023493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333570 + ... + 334210.
Almost surely, 2214023490 is an apocalyptic number.
214023490 is a deficient number, since it is larger than the sum of its proper divisors (176060846).
214023490 is a wasteful number, since it uses less digits than its factorization.
214023490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1014.
The product of its (nonzero) digits is 1728, while the sum is 25.
The square root of 214023490 is about 14629.5416879682. The cubic root of 214023490 is about 598.1642874752.
The spelling of 214023490 in words is "two hundred fourteen million, twenty-three thousand, four hundred ninety".
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