Base | Representation |
---|---|
bin | 111101011001100… |
… | …001011110111000 |
3 | 2122210022112210221 |
4 | 331121201132320 |
5 | 4102201212140 |
6 | 250114345424 |
7 | 34345466452 |
oct | 7531413670 |
9 | 2583275727 |
10 | 1030100920 |
11 | 489513082 |
12 | 248b8b274 |
13 | 135549094 |
14 | 9ab452d2 |
15 | 6067a14a |
hex | 3d6617b8 |
1030100920 has 32 divisors (see below), whose sum is σ = 2322774720. Its totient is φ = 411143040.
The previous prime is 1030100917. The next prime is 1030100957. The reversal of 1030100920 is 290010301.
It is a super-2 number, since 2×10301009202 = 2122215810769692800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1030100894 and 1030100903.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 9291 + ... + 46330.
It is an arithmetic number, because the mean of its divisors is an integer number (72586710).
Almost surely, 21030100920 is an apocalyptic number.
1030100920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1030100920 is an abundant number, since it is smaller than the sum of its proper divisors (1292673800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030100920 is a wasteful number, since it uses less digits than its factorization.
1030100920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56095 (or 56091 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 16.
The square root of 1030100920 is about 32095.1853087032. The cubic root of 1030100920 is about 1009.9346165562.
The spelling of 1030100920 in words is "one billion, thirty million, one hundred thousand, nine hundred twenty".
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