Base | Representation |
---|---|
bin | 1100010000111… |
… | …0111100000011 |
3 | 10120210111100110 |
4 | 3010032330003 |
5 | 101132111121 |
6 | 5034322403 |
7 | 1163146650 |
oct | 304167403 |
9 | 116714313 |
10 | 51441411 |
11 | 2704576a |
12 | 15289403 |
13 | a871508 |
14 | 6b90c27 |
15 | 47b1d76 |
hex | 310ef03 |
51441411 has 16 divisors (see below), whose sum is σ = 78560000. Its totient is φ = 29330208.
The previous prime is 51441353. The next prime is 51441413. The reversal of 51441411 is 11414415.
It is not a de Polignac number, because 51441411 - 27 = 51441283 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51441413) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8025 + ... + 12933.
It is an arithmetic number, because the mean of its divisors is an integer number (4910000).
Almost surely, 251441411 is an apocalyptic number.
51441411 is a deficient number, since it is larger than the sum of its proper divisors (27118589).
51441411 is a wasteful number, since it uses less digits than its factorization.
51441411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5418.
The product of its digits is 320, while the sum is 21.
The square root of 51441411 is about 7172.2667964877. The cubic root of 51441411 is about 371.9098015214.
Adding to 51441411 its reverse (11414415), we get a palindrome (62855826).
It can be divided in two parts, 5144 and 1411, that added together give a triangular number (6555 = T114).
The spelling of 51441411 in words is "fifty-one million, four hundred forty-one thousand, four hundred eleven".
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