Base | Representation |
---|---|
bin | 11011010011111… |
… | …10111010011001 |
3 | 120222002222000101 |
4 | 31221332322121 |
5 | 432123000101 |
6 | 34422335401 |
7 | 5451253303 |
oct | 1551767231 |
9 | 528088011 |
10 | 229109401 |
11 | 108365314 |
12 | 6488a561 |
13 | 38609ac1 |
14 | 225dc973 |
15 | 151a9401 |
hex | da7ee99 |
229109401 has 4 divisors (see below), whose sum is σ = 232009600. Its totient is φ = 226209204.
The previous prime is 229109399. The next prime is 229109423. The reversal of 229109401 is 104901922.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104901922 = 2 ⋅52450961.
It is a cyclic number.
It is not a de Polignac number, because 229109401 - 21 = 229109399 is a prime.
It is a super-2 number, since 2×2291094012 = 104982235253157602, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 229109401.
It is not an unprimeable number, because it can be changed into a prime (229103401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1449981 + ... + 1450138.
It is an arithmetic number, because the mean of its divisors is an integer number (58002400).
Almost surely, 2229109401 is an apocalyptic number.
It is an amenable number.
229109401 is a deficient number, since it is larger than the sum of its proper divisors (2900199).
229109401 is an equidigital number, since it uses as much as digits as its factorization.
229109401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2900198.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 229109401 is about 15136.3602295928. The cubic root of 229109401 is about 611.9007280919.
The spelling of 229109401 in words is "two hundred twenty-nine million, one hundred nine thousand, four hundred one".
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