Base | Representation |
---|---|
bin | 10010100111000… |
… | …100110101111100 |
3 | 210202112002121210 |
4 | 102213010311330 |
5 | 1114412431330 |
6 | 50552124420 |
7 | 10510640166 |
oct | 2247046574 |
9 | 722462553 |
10 | 312233340 |
11 | 15027a591 |
12 | 88696710 |
13 | 4c8c2073 |
14 | 2d679936 |
15 | 1c6288b0 |
hex | 129c4d7c |
312233340 has 24 divisors (see below), whose sum is σ = 874253520. Its totient is φ = 83262208.
The previous prime is 312233309. The next prime is 312233371. The reversal of 312233340 is 43332213.
It is an interprime number because it is at equal distance from previous prime (312233309) and next prime (312233371).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2601885 + ... + 2602004.
It is an arithmetic number, because the mean of its divisors is an integer number (36427230).
Almost surely, 2312233340 is an apocalyptic number.
312233340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
312233340 is an abundant number, since it is smaller than the sum of its proper divisors (562020180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312233340 is a wasteful number, since it uses less digits than its factorization.
312233340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5203901 (or 5203899 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
The square root of 312233340 is about 17670.1256362257. The cubic root of 312233340 is about 678.4113287934.
Adding to 312233340 its reverse (43332213), we get a palindrome (355565553).
The spelling of 312233340 in words is "three hundred twelve million, two hundred thirty-three thousand, three hundred forty".
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