Base | Representation |
---|---|
bin | 10001110101001001111… |
… | …000111001011111100011 |
3 | 11100010201122011011010020 |
4 | 101311021320321133203 |
5 | 130033411131103213 |
6 | 2334521505404523 |
7 | 154345131321156 |
oct | 21651170713743 |
9 | 4303648134106 |
10 | 1225305331683 |
11 | 432715a09354 |
12 | 179580339743 |
13 | 8b713167a54 |
14 | 4343b271c9d |
15 | 21d165c1923 |
hex | 11d49e397e3 |
1225305331683 has 8 divisors (see below), whose sum is σ = 1656750871296. Its totient is φ = 805365006600.
The previous prime is 1225305331667. The next prime is 1225305331717. The reversal of 1225305331683 is 3861335035221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1225305331683 - 24 = 1225305331667 is a prime.
It is a super-2 number, since 2×12253053316832 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1225305331183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2876303383 + ... + 2876303808.
It is an arithmetic number, because the mean of its divisors is an integer number (207093858912).
Almost surely, 21225305331683 is an apocalyptic number.
1225305331683 is a deficient number, since it is larger than the sum of its proper divisors (431445539613).
1225305331683 is an equidigital number, since it uses as much as digits as its factorization.
1225305331683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5752607265.
The product of its (nonzero) digits is 388800, while the sum is 42.
The spelling of 1225305331683 in words is "one trillion, two hundred twenty-five billion, three hundred five million, three hundred thirty-one thousand, six hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •