Base | Representation |
---|---|
bin | 11100010000111101… |
… | …010100000100010100 |
3 | 2220100002112010210012 |
4 | 130100331110010110 |
5 | 444123403421013 |
6 | 21535310215352 |
7 | 2123040422312 |
oct | 342075240424 |
9 | 86302463705 |
10 | 30349279508 |
11 | 11964416989 |
12 | 5a6bab4558 |
13 | 2b28858372 |
14 | 167c9a90b2 |
15 | bc961e1a8 |
hex | 710f54114 |
30349279508 has 6 divisors (see below), whose sum is σ = 53111239146. Its totient is φ = 15174639752.
The previous prime is 30349279501. The next prime is 30349279517. The reversal of 30349279508 is 80597294303.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 16042248964 + 14307030544 = 126658^2 + 119612^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30349279501) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3793659935 + ... + 3793659942.
It is an arithmetic number, because the mean of its divisors is an integer number (8851873191).
Almost surely, 230349279508 is an apocalyptic number.
It is an amenable number.
30349279508 is a deficient number, since it is larger than the sum of its proper divisors (22761959638).
30349279508 is a wasteful number, since it uses less digits than its factorization.
30349279508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7587319881 (or 7587319879 counting only the distinct ones).
The product of its (nonzero) digits is 1632960, while the sum is 50.
The spelling of 30349279508 in words is "thirty billion, three hundred forty-nine million, two hundred seventy-nine thousand, five hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •