Base | Representation |
---|---|
bin | 10011000000110111… |
… | …000110111110001110 |
3 | 1221200210102221112010 |
4 | 103000313012332032 |
5 | 313302334304014 |
6 | 13213451522050 |
7 | 1321626144042 |
oct | 230067067616 |
9 | 57623387463 |
10 | 20415541134 |
11 | 872704a24a |
12 | 3b59159326 |
13 | 1c047cac71 |
14 | db9574022 |
15 | 7e749e359 |
hex | 4c0dc6f8e |
20415541134 has 16 divisors (see below), whose sum is σ = 41934625488. Its totient is φ = 6621256512.
The previous prime is 20415541121. The next prime is 20415541147. The reversal of 20415541134 is 43114551402.
It is an interprime number because it is at equal distance from previous prime (20415541121) and next prime (20415541147).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45980727 + ... + 45981170.
It is an arithmetic number, because the mean of its divisors is an integer number (2620914093).
Almost surely, 220415541134 is an apocalyptic number.
20415541134 is an abundant number, since it is smaller than the sum of its proper divisors (21519084354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20415541134 is a wasteful number, since it uses less digits than its factorization.
20415541134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91961939.
The product of its (nonzero) digits is 9600, while the sum is 30.
The spelling of 20415541134 in words is "twenty billion, four hundred fifteen million, five hundred forty-one thousand, one hundred thirty-four".
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