Base | Representation |
---|---|
bin | 11111111001010011… |
… | …101111101111011100 |
3 | 10021101202122221112011 |
4 | 133321103233233130 |
5 | 1030114323133030 |
6 | 23422202121004 |
7 | 2321453504245 |
oct | 377123575734 |
9 | 107352587464 |
10 | 34247474140 |
11 | 13584896240 |
12 | 67794b0164 |
13 | 32ca3535c9 |
14 | 192c5bbccc |
15 | d56984b2a |
hex | 7f94efbdc |
34247474140 has 48 divisors (see below), whose sum is σ = 78852211200. Its totient is φ = 12391030080.
The previous prime is 34247474119. The next prime is 34247474143. The reversal of 34247474140 is 4147474243.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 34247474093 and 34247474102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34247474143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347352 + ... + 434911.
It is an arithmetic number, because the mean of its divisors is an integer number (1642754400).
Almost surely, 234247474140 is an apocalyptic number.
It is an amenable number.
34247474140 is an abundant number, since it is smaller than the sum of its proper divisors (44604737060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34247474140 is a wasteful number, since it uses less digits than its factorization.
34247474140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 782482 (or 782480 counting only the distinct ones).
The product of its (nonzero) digits is 301056, while the sum is 40.
It can be divided in two parts, 342474 and 74140, that added together give a palindrome (416614).
The spelling of 34247474140 in words is "thirty-four billion, two hundred forty-seven million, four hundred seventy-four thousand, one hundred forty".
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