Base | Representation |
---|---|
bin | 10011011001100110… |
… | …100111001111000001 |
3 | 1222202201112112001002 |
4 | 103121212213033001 |
5 | 320130121202413 |
6 | 13323001021345 |
7 | 1335126402644 |
oct | 233146471701 |
9 | 58681475032 |
10 | 20830647233 |
11 | 891a3a2640 |
12 | 4054184855 |
13 | 1c6c7cb286 |
14 | 101874ba5b |
15 | 81db48958 |
hex | 4d99a73c1 |
20830647233 has 8 divisors (see below), whose sum is σ = 22787645760. Its totient is φ = 18884199280.
The previous prime is 20830647223. The next prime is 20830647263. The reversal of 20830647233 is 33274603802.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20830647233 - 216 = 20830581697 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20830647223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2633510 + ... + 2641407.
It is an arithmetic number, because the mean of its divisors is an integer number (2848455720).
Almost surely, 220830647233 is an apocalyptic number.
It is an amenable number.
20830647233 is a deficient number, since it is larger than the sum of its proper divisors (1956998527).
20830647233 is a wasteful number, since it uses less digits than its factorization.
20830647233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5275287.
The product of its (nonzero) digits is 145152, while the sum is 38.
The spelling of 20830647233 in words is "twenty billion, eight hundred thirty million, six hundred forty-seven thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •