Base | Representation |
---|---|
bin | 111101011001101… |
… | …001000100001110 |
3 | 2122210101010102101 |
4 | 331121221010032 |
5 | 4102203210412 |
6 | 250115145314 |
7 | 34345656145 |
oct | 7531510416 |
9 | 2583333371 |
10 | 1030131982 |
11 | 489534450 |
12 | 248ba523a |
13 | 13555a269 |
14 | 9ab5275c |
15 | 60684457 |
hex | 3d66910e |
1030131982 has 8 divisors (see below), whose sum is σ = 1685670552. Its totient is φ = 468241800.
The previous prime is 1030131967. The next prime is 1030131989. The reversal of 1030131982 is 2891310301.
1030131982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×10301319822 = 2122343800678496648, 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 1030131982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030131989) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23412069 + ... + 23412112.
It is an arithmetic number, because the mean of its divisors is an integer number (210708819).
Almost surely, 21030131982 is an apocalyptic number.
1030131982 is a deficient number, since it is larger than the sum of its proper divisors (655538570).
1030131982 is a wasteful number, since it uses less digits than its factorization.
1030131982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46824194.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 1030131982 is about 32095.6692094120. The cubic root of 1030131982 is about 1009.9447677538.
The spelling of 1030131982 in words is "one billion, thirty million, one hundred thirty-one thousand, nine hundred eighty-two".
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