Base | Representation |
---|---|
bin | 111011001011100… |
… | …101111111011100 |
3 | 2120012022021210200 |
4 | 323023211333130 |
5 | 4013140114230 |
6 | 242305103500 |
7 | 33414316302 |
oct | 7313457734 |
9 | 2505267720 |
10 | 992894940 |
11 | 46a510734 |
12 | 238627b90 |
13 | 12a9201cb |
14 | 95c1c272 |
15 | 5c27b160 |
hex | 3b2e5fdc |
992894940 has 144 divisors (see below), whose sum is σ = 3104669568. Its totient is φ = 256701312.
The previous prime is 992894927. The next prime is 992894941. The reversal of 992894940 is 49498299.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (992894941) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1261227 + ... + 1262013.
Almost surely, 2992894940 is an apocalyptic number.
992894940 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 992894940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1552334784).
992894940 is an abundant number, since it is smaller than the sum of its proper divisors (2111774628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
992894940 is a wasteful number, since it uses less digits than its factorization.
992894940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1008 (or 1003 counting only the distinct ones).
The product of its (nonzero) digits is 1679616, while the sum is 54.
The square root of 992894940 is about 31510.2354799199. The cubic root of 992894940 is about 997.6260153232.
The spelling of 992894940 in words is "nine hundred ninety-two million, eight hundred ninety-four thousand, nine hundred forty".
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