Base | Representation |
---|---|
bin | 111101011001111… |
… | …100100110011111 |
3 | 2122210112012011222 |
4 | 331121330212133 |
5 | 4102213240444 |
6 | 250121003555 |
7 | 34346441345 |
oct | 7531744637 |
9 | 2583465158 |
10 | 1030211999 |
11 | 489589583 |
12 | 2490235bb |
13 | 1355877cb |
14 | 9ab73995 |
15 | 6069ceee |
hex | 3d67c99f |
1030211999 has 8 divisors (see below), whose sum is σ = 1039981488. Its totient is φ = 1020487680.
The previous prime is 1030211993. The next prime is 1030212023. The reversal of 1030211999 is 9991120301.
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 1030211999 - 216 = 1030146463 is a prime.
It is a super-2 number, since 2×10302119992 = 2122673525767152002, which contains 22 as substring.
It is a Duffinian number.
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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35444 + ... + 57590.
It is an arithmetic number, because the mean of its divisors is an integer number (129997686).
Almost surely, 21030211999 is an apocalyptic number.
1030211999 is a deficient number, since it is larger than the sum of its proper divisors (9769489).
1030211999 is a wasteful number, since it uses less digits than its factorization.
1030211999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22585.
The product of its (nonzero) digits is 4374, while the sum is 35.
The square root of 1030211999 is about 32096.9157241003. The cubic root of 1030211999 is about 1009.9709167196.
The spelling of 1030211999 in words is "one billion, thirty million, two hundred eleven thousand, nine hundred ninety-nine".
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