Base | Representation |
---|---|
bin | 100110001000… |
… | …101010000010 |
3 | 200210220012200 |
4 | 212020222002 |
5 | 10024400210 |
6 | 554134030 |
7 | 150654366 |
oct | 46105202 |
9 | 20726180 |
10 | 9996930 |
11 | 5708929 |
12 | 3421316 |
13 | 20c0358 |
14 | 14832a6 |
15 | d270c0 |
hex | 988a82 |
9996930 has 48 divisors (see below), whose sum is σ = 26150904. Its totient is φ = 2649600.
The previous prime is 9996929. The next prime is 9996937. The reversal of 9996930 is 396999.
It can be written as a sum of positive squares in 4 ways, for example, as 9126441 + 870489 = 3021^2 + 933^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (9996937) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24730 + ... + 25130.
Almost surely, 29996930 is an apocalyptic number.
9996930 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
9996930 is an abundant number, since it is smaller than the sum of its proper divisors (16153974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9996930 is a wasteful number, since it uses less digits than its factorization.
9996930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 691 (or 688 counting only the distinct ones).
The product of its (nonzero) digits is 118098, while the sum is 45.
The square root of 9996930 is about 3161.7922132866. The cubic root of 9996930 is about 215.4214196983.
It can be divided in two parts, 99969 and 30, that added together give a palindrome (99999).
The spelling of 9996930 in words is "nine million, nine hundred ninety-six thousand, nine hundred thirty".
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