Base | Representation |
---|---|
bin | 111011000001101… |
… | …111110011011111 |
3 | 2120000110011000000 |
4 | 323001233303133 |
5 | 4012010014240 |
6 | 242133505343 |
7 | 33353345640 |
oct | 7301576337 |
9 | 2500404000 |
10 | 990313695 |
11 | 469008378 |
12 | 2377a2253 |
13 | 12a228347 |
14 | 957496c7 |
15 | 5be1b430 |
hex | 3b06fcdf |
990313695 has 112 divisors (see below), whose sum is σ = 2093313600. Its totient is φ = 440059392.
The previous prime is 990313657. The next prime is 990313717. The reversal of 990313695 is 596313099.
It is not a de Polignac number, because 990313695 - 218 = 990051551 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 990313695.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 943531 + ... + 944579.
It is an arithmetic number, because the mean of its divisors is an integer number (18690300).
Almost surely, 2990313695 is an apocalyptic number.
990313695 is the 15735-th decagonal number.
990313695 is an abundant number, since it is smaller than the sum of its proper divisors (1102999905).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
990313695 is a wasteful number, since it uses less digits than its factorization.
990313695 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1116 (or 1101 counting only the distinct ones).
The product of its (nonzero) digits is 196830, while the sum is 45.
The square root of 990313695 is about 31469.2499910627. The cubic root of 990313695 is about 996.7607502573.
The spelling of 990313695 in words is "nine hundred ninety million, three hundred thirteen thousand, six hundred ninety-five".
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