Base | Representation |
---|---|
bin | 11100001011101001… |
… | …10101110010001101 |
3 | 1110001102222220102221 |
4 | 32011310311302031 |
5 | 221441302422110 |
6 | 10541203015341 |
7 | 1043636632645 |
oct | 160564656215 |
9 | 43042886387 |
10 | 15130123405 |
11 | 6464618721 |
12 | 2b2306a551 |
13 | 15717a8a57 |
14 | a37617525 |
15 | 5d84697da |
hex | 385d35c8d |
15130123405 has 16 divisors (see below), whose sum is σ = 18582949440. Its totient is φ = 11819703168.
The previous prime is 15130123363. The next prime is 15130123417. The reversal of 15130123405 is 50432103151.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 15130123405 - 213 = 15130115213 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 15130123405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1403526 + ... + 1414264.
It is an arithmetic number, because the mean of its divisors is an integer number (1161434340).
Almost surely, 215130123405 is an apocalyptic number.
It is an amenable number.
15130123405 is a deficient number, since it is larger than the sum of its proper divisors (3452826035).
15130123405 is a wasteful number, since it uses less digits than its factorization.
15130123405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17340.
The product of its (nonzero) digits is 1800, while the sum is 25.
Adding to 15130123405 its reverse (50432103151), we get a palindrome (65562226556).
The spelling of 15130123405 in words is "fifteen billion, one hundred thirty million, one hundred twenty-three thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •