Base | Representation |
---|---|
bin | 11001100011111… |
… | …00101111000100 |
3 | 112221110200112001 |
4 | 30301330233010 |
5 | 414342423140 |
6 | 33135435044 |
7 | 5212354264 |
oct | 1461745704 |
9 | 487420461 |
10 | 214420420 |
11 | 100042265 |
12 | 5b985a84 |
13 | 35565bb6 |
14 | 206977a4 |
15 | 13c56e9a |
hex | cc7cbc4 |
214420420 has 24 divisors (see below), whose sum is σ = 452648448. Its totient is φ = 85317600.
The previous prime is 214420411. The next prime is 214420463. The reversal of 214420420 is 24024412.
It is a super-2 number, since 2×2144204202 = 91952233025952800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24246 + ... + 31885.
It is an arithmetic number, because the mean of its divisors is an integer number (18860352).
Almost surely, 2214420420 is an apocalyptic number.
214420420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
214420420 is an abundant number, since it is smaller than the sum of its proper divisors (238228028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214420420 is a wasteful number, since it uses less digits than its factorization.
214420420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56331 (or 56329 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 214420420 is about 14643.1014474393. The cubic root of 214420420 is about 598.5338461657.
Adding to 214420420 its reverse (24024412), we get a palindrome (238444832).
It can be divided in two parts, 214420 and 420, that added together give a triangular number (214840 = T655).
The spelling of 214420420 in words is "two hundred fourteen million, four hundred twenty thousand, four hundred twenty".
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