Base | Representation |
---|---|
bin | 10110111111001111… |
… | …01000010001101001 |
3 | 1011212002222101112122 |
4 | 23133213220101221 |
5 | 200233430023340 |
6 | 5400352121025 |
7 | 614560141364 |
oct | 133747502151 |
9 | 34762871478 |
10 | 12341642345 |
11 | 526359861a |
12 | 2485236175 |
13 | 1218b82866 |
14 | 8511510db |
15 | 4c3757db5 |
hex | 2df9e8469 |
12341642345 has 32 divisors (see below), whose sum is σ = 15650979840. Its totient is φ = 9328777920.
The previous prime is 12341642273. The next prime is 12341642351. The reversal of 12341642345 is 54324614321.
It is a de Polignac number, because none of the positive numbers 2k-12341642345 is a prime.
It is a super-2 number, since 2×123416423452 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3371126 + ... + 3374784.
It is an arithmetic number, because the mean of its divisors is an integer number (489093120).
Almost surely, 212341642345 is an apocalyptic number.
It is an amenable number.
12341642345 is a deficient number, since it is larger than the sum of its proper divisors (3309337495).
12341642345 is a wasteful number, since it uses less digits than its factorization.
12341642345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4205.
The product of its digits is 69120, while the sum is 35.
The spelling of 12341642345 in words is "twelve billion, three hundred forty-one million, six hundred forty-two thousand, three hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •