Base | Representation |
---|---|
bin | 10111001111010101100100… |
… | …10011000100011101010110 |
3 | 20200221112200022210010111200 |
4 | 23213222302103010131112 |
5 | 23144244020112400004 |
6 | 300405031103413330 |
7 | 13523115311450616 |
oct | 1347526223043526 |
9 | 220845608703450 |
10 | 51104512231254 |
11 | 15313335954219 |
12 | 58944918b4246 |
13 | 226919a298071 |
14 | c89686082a46 |
15 | 5d952b818239 |
hex | 2e7ab24c4756 |
51104512231254 has 24 divisors (see below), whose sum is σ = 116554150703640. Its totient is φ = 16138267020288.
The previous prime is 51104512231243. The next prime is 51104512231261. The reversal of 51104512231254 is 45213221540115.
51104512231254 is a `hidden beast` number, since 5 + 1 + 10 + 4 + 512 + 2 + 3 + 125 + 4 = 666.
It is a super-2 number, since 2×511045122312542 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74714198827 + ... + 74714199510.
It is an arithmetic number, because the mean of its divisors is an integer number (4856422945985).
Almost surely, 251104512231254 is an apocalyptic number.
51104512231254 is an abundant number, since it is smaller than the sum of its proper divisors (65449638472386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51104512231254 is a wasteful number, since it uses less digits than its factorization.
51104512231254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149428398364 (or 149428398361 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 36.
Adding to 51104512231254 its reverse (45213221540115), we get a palindrome (96317733771369).
The spelling of 51104512231254 in words is "fifty-one trillion, one hundred four billion, five hundred twelve million, two hundred thirty-one thousand, two hundred fifty-four".
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