Base | Representation |
---|---|
bin | 100100100000100… |
… | …0011101101111101 |
3 | 10011101002011111010 |
4 | 1021001003231331 |
5 | 10002100423031 |
6 | 321320145433 |
7 | 42233306541 |
oct | 11101035575 |
9 | 3141064433 |
10 | 1225014141 |
11 | 57954128a |
12 | 2a2308279 |
13 | 166a41c50 |
14 | b89a1a21 |
15 | 7282c246 |
hex | 49043b7d |
1225014141 has 8 divisors (see below), whose sum is σ = 1758994720. Its totient is φ = 753854832.
The previous prime is 1225014127. The next prime is 1225014149. The reversal of 1225014141 is 1414105221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1225014141 - 213 = 1225005949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1225014149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15705271 + ... + 15705348.
It is an arithmetic number, because the mean of its divisors is an integer number (219874340).
Almost surely, 21225014141 is an apocalyptic number.
It is an amenable number.
1225014141 is a deficient number, since it is larger than the sum of its proper divisors (533980579).
1225014141 is a wasteful number, since it uses less digits than its factorization.
1225014141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31410635.
The product of its (nonzero) digits is 320, while the sum is 21.
The square root of 1225014141 is about 35000.2020137027. The cubic root of 1225014141 is about 1069.9915977446.
Adding to 1225014141 its reverse (1414105221), we get a palindrome (2639119362).
The spelling of 1225014141 in words is "one billion, two hundred twenty-five million, fourteen thousand, one hundred forty-one".
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