Base | Representation |
---|---|
bin | 1100010000100… |
… | …0000110111000 |
3 | 10120202001222012 |
4 | 3010020012320 |
5 | 101130212212 |
6 | 5033545052 |
7 | 1163002250 |
oct | 304100670 |
9 | 116661865 |
10 | 51413432 |
11 | 27026744 |
12 | 15275188 |
13 | a861865 |
14 | 6b84960 |
15 | 47a8922 |
hex | 31081b8 |
51413432 has 32 divisors (see below), whose sum is σ = 110613600. Its totient is φ = 21945984.
The previous prime is 51413429. The next prime is 51413473. The reversal of 51413432 is 23431415.
It is a junction number, because it is equal to n+sod(n) for n = 51413398 and 51413407.
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, 13358 + ... + 16770.
It is an arithmetic number, because the mean of its divisors is an integer number (3456675).
Almost surely, 251413432 is an apocalyptic number.
It is an amenable number.
51413432 is an abundant number, since it is smaller than the sum of its proper divisors (59200168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51413432 is a wasteful number, since it uses less digits than its factorization.
51413432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3695 (or 3691 counting only the distinct ones).
The product of its digits is 1440, while the sum is 23.
The square root of 51413432 is about 7170.3160320867. The cubic root of 51413432 is about 371.8423620062.
Adding to 51413432 its reverse (23431415), we get a palindrome (74844847).
The spelling of 51413432 in words is "fifty-one million, four hundred thirteen thousand, four hundred thirty-two".
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