Base | Representation |
---|---|
bin | 111101011001111… |
… | …100100110011000 |
3 | 2122210112012011201 |
4 | 331121330212120 |
5 | 4102213240432 |
6 | 250121003544 |
7 | 34346441335 |
oct | 7531744630 |
9 | 2583465151 |
10 | 1030211992 |
11 | 489589577 |
12 | 2490235b4 |
13 | 1355877c4 |
14 | 9ab7398c |
15 | 6069cee7 |
hex | 3d67c998 |
1030211992 has 16 divisors (see below), whose sum is σ = 1931992200. Its totient is φ = 515014080.
The previous prime is 1030211969. The next prime is 1030211993. The reversal of 1030211992 is 2991120301.
It is a super-2 number, since 2×10302119922 = 2122673496921216128, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1030211992.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030211993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70867 + ... + 84157.
Almost surely, 21030211992 is an apocalyptic number.
It is an amenable number.
1030211992 is a deficient number, since it is larger than the sum of its proper divisors (901780208).
1030211992 is a wasteful number, since it uses less digits than its factorization.
1030211992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22986 (or 22982 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 28.
The square root of 1030211992 is about 32096.9156150556. The cubic root of 1030211992 is about 1009.9709144322.
The spelling of 1030211992 in words is "one billion, thirty million, two hundred eleven thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •