Base | Representation |
---|---|
bin | 111100010110100011… |
… | …1101011011101111101 |
3 | 110101112110120022100122 |
4 | 1320231013223131331 |
5 | 4110413114203103 |
6 | 135312402304325 |
7 | 12235520610464 |
oct | 1705507533575 |
9 | 411473508318 |
10 | 129606006653 |
11 | 4aa692370a2 |
12 | 211509580a5 |
13 | c2b6387286 |
14 | 63b70299db |
15 | 3588489b38 |
hex | 1e2d1eb77d |
129606006653 has 4 divisors (see below), whose sum is σ = 129747036960. Its totient is φ = 129464976348.
The previous prime is 129606006619. The next prime is 129606006659. The reversal of 129606006653 is 356600606921.
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 a cyclic number.
It is not a de Polignac number, because 129606006653 - 212 = 129606002557 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 (129606006659) 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, 70513775 + ... + 70515612.
It is an arithmetic number, because the mean of its divisors is an integer number (32436759240).
Almost surely, 2129606006653 is an apocalyptic number.
It is an amenable number.
129606006653 is a deficient number, since it is larger than the sum of its proper divisors (141030307).
129606006653 is an equidigital number, since it uses as much as digits as its factorization.
129606006653 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141030306.
The product of its (nonzero) digits is 349920, while the sum is 44.
The spelling of 129606006653 in words is "one hundred twenty-nine billion, six hundred six million, six thousand, six hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •