Base | Representation |
---|---|
bin | 101111100110100100… |
… | …101111011100001010 |
3 | 11212221011012000201022 |
4 | 233212210233130022 |
5 | 1314134414001214 |
6 | 35251521352442 |
7 | 3456425412233 |
oct | 574644573412 |
9 | 155834160638 |
10 | 51113031434 |
11 | 1a749a79043 |
12 | 9aa5798722 |
13 | 4a87533cca |
14 | 268c4a208a |
15 | 14e2451d8e |
hex | be692f70a |
51113031434 has 16 divisors (see below), whose sum is σ = 78758036808. Its totient is φ = 24860639232.
The previous prime is 51113031391. The next prime is 51113031439. The reversal of 51113031434 is 43413031115.
It can be written as a sum of positive squares in 4 ways, for example, as 42219975625 + 8893055809 = 205475^2 + 94303^2 .
It is a super-2 number, since 2×511130314342 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51113031439) 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, 300314 + ... + 438650.
Almost surely, 251113031434 is an apocalyptic number.
51113031434 is a deficient number, since it is larger than the sum of its proper divisors (27645005374).
51113031434 is a wasteful number, since it uses less digits than its factorization.
51113031434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143369.
The product of its (nonzero) digits is 2160, while the sum is 26.
Adding to 51113031434 its reverse (43413031115), we get a palindrome (94526062549).
The spelling of 51113031434 in words is "fifty-one billion, one hundred thirteen million, thirty-one thousand, four hundred thirty-four".
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