Base | Representation |
---|---|
bin | 10100011011110… |
… | …101101010001001 |
3 | 212220010011210121 |
4 | 110123311222021 |
5 | 1200231420433 |
6 | 54004143241 |
7 | 11332052224 |
oct | 2433655211 |
9 | 786104717 |
10 | 342841993 |
11 | 16658629a |
12 | 96997b21 |
13 | 5604b0b0 |
14 | 337665bb |
15 | 20172c2d |
hex | 146f5a89 |
342841993 has 8 divisors (see below), whose sum is σ = 369657288. Its totient is φ = 316089984.
The previous prime is 342841981. The next prime is 342842011. The reversal of 342841993 is 399148243.
It can be written as a sum of positive squares in 4 ways, for example, as 16064064 + 326777929 = 4008^2 + 18077^2 .
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 342841993 - 213 = 342833801 is a prime.
It is not an unprimeable number, because it can be changed into a prime (342841903) 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, 4246 + ... + 26527.
It is an arithmetic number, because the mean of its divisors is an integer number (46207161).
Almost surely, 2342841993 is an apocalyptic number.
It is an amenable number.
342841993 is a deficient number, since it is larger than the sum of its proper divisors (26815295).
342841993 is a wasteful number, since it uses less digits than its factorization.
342841993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31643.
The product of its digits is 186624, while the sum is 43.
The square root of 342841993 is about 18515.9928980328. The cubic root of 342841993 is about 699.8924957355.
It can be divided in two parts, 3428 and 41993, that multiplied together give a square (143952004 = 119982).
The spelling of 342841993 in words is "three hundred forty-two million, eight hundred forty-one thousand, nine hundred ninety-three".
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