Base | Representation |
---|---|
bin | 111011000010010… |
… | …101101010000111 |
3 | 2120000202000200112 |
4 | 323002111222013 |
5 | 4012024444433 |
6 | 242141103235 |
7 | 33354562655 |
oct | 7302255207 |
9 | 2500660615 |
10 | 990468743 |
11 | 469103910 |
12 | 237857b1b |
13 | 12a280aa4 |
14 | 95789dd5 |
15 | 5be4c348 |
hex | 3b095a87 |
990468743 has 8 divisors (see below), whose sum is σ = 1086483216. Its totient is φ = 895449600.
The previous prime is 990468737. The next prime is 990468767. The reversal of 990468743 is 347864099.
990468743 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 cyclic number.
It is not a de Polignac number, because 990468743 - 26 = 990468679 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 990468691 and 990468700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (990468793) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246746 + ... + 250727.
It is an arithmetic number, because the mean of its divisors is an integer number (135810402).
Almost surely, 2990468743 is an apocalyptic number.
990468743 is a deficient number, since it is larger than the sum of its proper divisors (96014473).
990468743 is a wasteful number, since it uses less digits than its factorization.
990468743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497665.
The product of its (nonzero) digits is 1306368, while the sum is 50.
The square root of 990468743 is about 31471.7133788423. The cubic root of 990468743 is about 996.8127666695.
The spelling of 990468743 in words is "nine hundred ninety million, four hundred sixty-eight thousand, seven hundred forty-three".
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