Base | Representation |
---|---|
bin | 100110100010100… |
… | …1100111011001101 |
3 | 10100010101211122111 |
4 | 1031011030323031 |
5 | 10122030144133 |
6 | 332153544021 |
7 | 44022045325 |
oct | 11505147315 |
9 | 3303354574 |
10 | 1293209293 |
11 | 603a8a312 |
12 | 301115011 |
13 | 177bcb0cc |
14 | c3a74285 |
15 | 787ed1cd |
hex | 4d14cecd |
1293209293 has 16 divisors (see below), whose sum is σ = 1430064000. Its totient is φ = 1163954880.
The previous prime is 1293209287. The next prime is 1293209297. The reversal of 1293209293 is 3929023921.
It is a cyclic number.
It is not a de Polignac number, because 1293209293 - 217 = 1293078221 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 (1293209297) 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, 55183 + ... + 75043.
It is an arithmetic number, because the mean of its divisors is an integer number (89379000).
Almost surely, 21293209293 is an apocalyptic number.
It is an amenable number.
1293209293 is a deficient number, since it is larger than the sum of its proper divisors (136854707).
1293209293 is a wasteful number, since it uses less digits than its factorization.
1293209293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20052.
The product of its (nonzero) digits is 52488, while the sum is 40.
The square root of 1293209293 is about 35961.2192924545. The cubic root of 1293209293 is about 1089.4892236947.
The spelling of 1293209293 in words is "one billion, two hundred ninety-three million, two hundred nine thousand, two hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •