Base | Representation |
---|---|
bin | 111011001100100… |
… | …111101000110110 |
3 | 2120012210221122120 |
4 | 323030213220312 |
5 | 4013222220310 |
6 | 242314540410 |
7 | 33416516241 |
oct | 7314475066 |
9 | 2505727576 |
10 | 993163830 |
11 | 46a68475a |
12 | 238737706 |
13 | 12a9b5709 |
14 | 95c8c258 |
15 | 5c2d0b70 |
hex | 3b327a36 |
993163830 has 16 divisors (see below), whose sum is σ = 2383593264. Its totient is φ = 264843680.
The previous prime is 993163823. The next prime is 993163837. The reversal of 993163830 is 38361399.
It is an interprime number because it is at equal distance from previous prime (993163823) and next prime (993163837).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (993163837) 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 7 ways as a sum of consecutive naturals, for example, 16552701 + ... + 16552760.
It is an arithmetic number, because the mean of its divisors is an integer number (148974579).
Almost surely, 2993163830 is an apocalyptic number.
993163830 is an abundant number, since it is smaller than the sum of its proper divisors (1390429434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
993163830 is a wasteful number, since it uses less digits than its factorization.
993163830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33105471.
The product of its (nonzero) digits is 104976, while the sum is 42.
The square root of 993163830 is about 31514.5018999190. The cubic root of 993163830 is about 997.7160642756.
The spelling of 993163830 in words is "nine hundred ninety-three million, one hundred sixty-three thousand, eight hundred thirty".
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