Base | Representation |
---|---|
bin | 1100010010000… |
… | …0110011001100 |
3 | 10120221012201010 |
4 | 3010200303030 |
5 | 101141431242 |
6 | 5040045220 |
7 | 1163603154 |
oct | 304406314 |
9 | 116835633 |
10 | 51514572 |
11 | 2709572a |
12 | 15303810 |
13 | a8988c5 |
14 | 6bad764 |
15 | 47c889c |
hex | 3120ccc |
51514572 has 24 divisors (see below), whose sum is σ = 125427456. Its totient is φ = 16424848.
The previous prime is 51514543. The next prime is 51514577. The reversal of 51514572 is 27541515.
It is a super-2 number, since 2×515145722 = 5307502256686368, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51514577) 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, 93048 + ... + 93599.
It is an arithmetic number, because the mean of its divisors is an integer number (5226144).
Almost surely, 251514572 is an apocalyptic number.
It is an amenable number.
51514572 is an abundant number, since it is smaller than the sum of its proper divisors (73912884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51514572 is a wasteful number, since it uses less digits than its factorization.
51514572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186677 (or 186675 counting only the distinct ones).
The product of its digits is 7000, while the sum is 30.
The square root of 51514572 is about 7177.3652547436. The cubic root of 51514572 is about 372.0860305131.
The spelling of 51514572 in words is "fifty-one million, five hundred fourteen thousand, five hundred seventy-two".
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