Base | Representation |
---|---|
bin | 10100010010111… |
… | …101000000010100 |
3 | 212201201211201202 |
4 | 110102331000110 |
5 | 1144132402123 |
6 | 53442212032 |
7 | 11303211440 |
oct | 2422750024 |
9 | 781654652 |
10 | 340512788 |
11 | 165235330 |
12 | 96054018 |
13 | 55713b75 |
14 | 3331b820 |
15 | 1ed62a28 |
hex | 144bd014 |
340512788 has 48 divisors (see below), whose sum is σ = 786651264. Its totient is φ = 124861440.
The previous prime is 340512787. The next prime is 340512817. The reversal of 340512788 is 887215043.
It is a Smith number, since the sum of its digits (38) 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 (340512787) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27281 + ... + 37752.
It is an arithmetic number, because the mean of its divisors is an integer number (16388568).
Almost surely, 2340512788 is an apocalyptic number.
It is an amenable number.
340512788 is an abundant number, since it is smaller than the sum of its proper divisors (446138476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
340512788 is a wasteful number, since it uses less digits than its factorization.
340512788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65072 (or 65070 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 38.
The square root of 340512788 is about 18452.9885926372. The cubic root of 340512788 is about 698.3039127784.
The spelling of 340512788 in words is "three hundred forty million, five hundred twelve thousand, seven hundred eighty-eight".
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