Base | Representation |
---|---|
bin | 1011110010011110010… |
… | …10010101001101100111 |
3 | 1102201111222111201022021 |
4 | 11321033022111031213 |
5 | 23114023042043330 |
6 | 510025115044011 |
7 | 41156432661046 |
oct | 5711712251547 |
9 | 1381458451267 |
10 | 405055034215 |
11 | 146868009427 |
12 | 66604140607 |
13 | 2c2729c8850 |
14 | 158676ac55d |
15 | a80a5c167a |
hex | 5e4f295367 |
405055034215 has 32 divisors (see below), whose sum is σ = 528989307840. Its totient is φ = 295957131264.
The previous prime is 405055034149. The next prime is 405055034261. The reversal of 405055034215 is 512430550504.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-405055034215 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38247141 + ... + 38257729.
It is an arithmetic number, because the mean of its divisors is an integer number (16530915870).
Almost surely, 2405055034215 is an apocalyptic number.
405055034215 is a deficient number, since it is larger than the sum of its proper divisors (123934273625).
405055034215 is a wasteful number, since it uses less digits than its factorization.
405055034215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16771.
The product of its (nonzero) digits is 60000, while the sum is 34.
Adding to 405055034215 its reverse (512430550504), we get a palindrome (917485584719).
The spelling of 405055034215 in words is "four hundred five billion, fifty-five million, thirty-four thousand, two hundred fifteen".
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