Base | Representation |
---|---|
bin | 10010110110111111… |
… | …11001101110010101 |
3 | 222010122000112000102 |
4 | 21123133321232111 |
5 | 131214001233044 |
6 | 4352410223445 |
7 | 505623166562 |
oct | 113337715625 |
9 | 28118015012 |
10 | 10125024149 |
11 | 4326348559 |
12 | 1b66a24b85 |
13 | c54883166 |
14 | 6c09c9869 |
15 | 3e3d5724e |
hex | 25b7f9b95 |
10125024149 has 2 divisors, whose sum is σ = 10125024150. Its totient is φ = 10125024148.
The previous prime is 10125024139. The next prime is 10125024179. The reversal of 10125024149 is 94142052101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7864497124 + 2260527025 = 88682^2 + 47545^2 .
It is an emirp because it is prime and its reverse (94142052101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10125024149 - 232 = 5830056853 is a prime.
It is a super-2 number, since 2×101250241492 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10125024109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5062512074 + 5062512075.
It is an arithmetic number, because the mean of its divisors is an integer number (5062512075).
Almost surely, 210125024149 is an apocalyptic number.
It is an amenable number.
10125024149 is a deficient number, since it is larger than the sum of its proper divisors (1).
10125024149 is an equidigital number, since it uses as much as digits as its factorization.
10125024149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2880, while the sum is 29.
The spelling of 10125024149 in words is "ten billion, one hundred twenty-five million, twenty-four thousand, one hundred forty-nine".
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