Base | Representation |
---|---|
bin | 1110110011000… |
… | …11111101101101 |
3 | 22122121001000102 |
4 | 13121203331231 |
5 | 223240011141 |
6 | 20152440445 |
7 | 3035120225 |
oct | 731437555 |
9 | 278531012 |
10 | 124141421 |
11 | 64090318 |
12 | 356a9125 |
13 | 1c946c81 |
14 | 126b7085 |
15 | ad7299b |
hex | 7663f6d |
124141421 has 4 divisors (see below), whose sum is σ = 130675200. Its totient is φ = 117607644.
The previous prime is 124141417. The next prime is 124141427.
124141421 is nontrivially palindromic in base 10.
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.
It is not a de Polignac number, because 124141421 - 22 = 124141417 is a prime.
It is a super-2 number, since 2×1241414212 = 30822184815798482, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 124141393 and 124141402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124141427) 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, 3266861 + ... + 3266898.
It is an arithmetic number, because the mean of its divisors is an integer number (32668800).
Almost surely, 2124141421 is an apocalyptic number.
It is an amenable number.
124141421 is a deficient number, since it is larger than the sum of its proper divisors (6533779).
124141421 is an equidigital number, since it uses as much as digits as its factorization.
124141421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6533778.
The product of its digits is 256, while the sum is 20.
The square root of 124141421 is about 11141.8769065180. The cubic root of 124141421 is about 498.8525969466.
The spelling of 124141421 in words is "one hundred twenty-four million, one hundred forty-one thousand, four hundred twenty-one".
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