Base | Representation |
---|---|
bin | 110010000100… |
… | …100001101101 |
3 | 220200212010120 |
4 | 302010201231 |
5 | 11330010431 |
6 | 1145155153 |
7 | 216365316 |
oct | 62044155 |
9 | 26625116 |
10 | 13125741 |
11 | 7455622 |
12 | 448bab9 |
13 | 2947515 |
14 | 1a5960d |
15 | 1244196 |
hex | c8486d |
13125741 has 16 divisors (see below), whose sum is σ = 18240000. Its totient is φ = 8386560.
The previous prime is 13125727. The next prime is 13125767. The reversal of 13125741 is 14752131.
It is not a de Polignac number, because 13125741 - 210 = 13124717 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13125701) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9885 + ... + 11133.
It is an arithmetic number, because the mean of its divisors is an integer number (1140000).
Almost surely, 213125741 is an apocalyptic number.
It is an amenable number.
13125741 is a deficient number, since it is larger than the sum of its proper divisors (5114259).
13125741 is a wasteful number, since it uses less digits than its factorization.
13125741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1396.
The product of its digits is 840, while the sum is 24.
The square root of 13125741 is about 3622.9464528199. The cubic root of 13125741 is about 235.8891380577.
Adding to 13125741 its reverse (14752131), we get a palindrome (27877872).
The spelling of 13125741 in words is "thirteen million, one hundred twenty-five thousand, seven hundred forty-one".
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