Base | Representation |
---|---|
bin | 10111001111010010110000… |
… | …11110101000011000100000 |
3 | 20200221101210022020201122121 |
4 | 23213221120132220120200 |
5 | 23144232423330000134 |
6 | 300404221353114024 |
7 | 13523033053035613 |
oct | 1347513036503040 |
9 | 220841708221577 |
10 | 51103005312544 |
11 | 15312732278959 |
12 | 58941310b8914 |
13 | 2268cba0228a3 |
14 | c89581c9c17a |
15 | 5d948e3a3ab4 |
hex | 2e7a587a8620 |
51103005312544 has 48 divisors (see below), whose sum is σ = 108332766813600. Its totient is φ = 23640871834624.
The previous prime is 51103005312497. The next prime is 51103005312547. The reversal of 51103005312544 is 44521350030115.
It is a super-2 number, since 2×511030053125442 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is not an unprimeable number, because it can be changed into a prime (51103005312547) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796064074 + ... + 796128265.
It is an arithmetic number, because the mean of its divisors is an integer number (2256932641950).
Almost surely, 251103005312544 is an apocalyptic number.
It is an amenable number.
51103005312544 is an abundant number, since it is smaller than the sum of its proper divisors (57229761501056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51103005312544 is a wasteful number, since it uses less digits than its factorization.
51103005312544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1592192425 (or 1592192417 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 34.
Adding to 51103005312544 its reverse (44521350030115), we get a palindrome (95624355342659).
The spelling of 51103005312544 in words is "fifty-one trillion, one hundred three billion, five million, three hundred twelve thousand, five hundred forty-four".
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