Base | Representation |
---|---|
bin | 100000001010101111… |
… | …110000110011101111 |
3 | 10022011011011101101101 |
4 | 200022233300303233 |
5 | 1031214221444330 |
6 | 23511212423531 |
7 | 2331635264314 |
oct | 401257606357 |
9 | 108134141341 |
10 | 34540031215 |
11 | 13714a46748 |
12 | 683b477ba7 |
13 | 3345b466c1 |
14 | 19593b4d0b |
15 | d724c34ca |
hex | 80abf0cef |
34540031215 has 16 divisors (see below), whose sum is σ = 42109562880. Its totient is φ = 27193289760.
The previous prime is 34540031191. The next prime is 34540031219. The reversal of 34540031215 is 51213004543.
It is a de Polignac number, because none of the positive numbers 2k-34540031215 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34540031219) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 21151 + ... + 263680.
It is an arithmetic number, because the mean of its divisors is an integer number (2631847680).
Almost surely, 234540031215 is an apocalyptic number.
34540031215 is a deficient number, since it is larger than the sum of its proper divisors (7569531665).
34540031215 is a wasteful number, since it uses less digits than its factorization.
34540031215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285222.
The product of its (nonzero) digits is 7200, while the sum is 28.
Adding to 34540031215 its reverse (51213004543), we get a palindrome (85753035758).
The spelling of 34540031215 in words is "thirty-four billion, five hundred forty million, thirty-one thousand, two hundred fifteen".
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