Base | Representation |
---|---|
bin | 10010101000000… |
… | …110100011011110 |
3 | 210210000202211110 |
4 | 102220012203132 |
5 | 1120000034434 |
6 | 51002002450 |
7 | 10513140663 |
oct | 2250064336 |
9 | 723022743 |
10 | 312502494 |
11 | 150443827 |
12 | 887a6426 |
13 | 4c987725 |
14 | 2d709a6a |
15 | 1c67d4e9 |
hex | 12a068de |
312502494 has 8 divisors (see below), whose sum is σ = 625005000. Its totient is φ = 104167496.
The previous prime is 312502471. The next prime is 312502499. The reversal of 312502494 is 494205213.
It is a sphenic number, since it is the product of 3 distinct primes.
312502494 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312502499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26041869 + ... + 26041880.
It is an arithmetic number, because the mean of its divisors is an integer number (78125625).
Almost surely, 2312502494 is an apocalyptic number.
312502494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312502494 is a wasteful number, since it uses less digits than its factorization.
312502494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52083754.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 312502494 is about 17677.7400704954. The cubic root of 312502494 is about 678.6062094126.
The spelling of 312502494 in words is "three hundred twelve million, five hundred two thousand, four hundred ninety-four".
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