Base | Representation |
---|---|
bin | 1100010001101… |
… | …1011111100101 |
3 | 10120220002220010 |
4 | 3010123133211 |
5 | 101140232322 |
6 | 5035400433 |
7 | 1163452614 |
oct | 304333745 |
9 | 116802803 |
10 | 51492837 |
11 | 27080370 |
12 | 152b3119 |
13 | a88ba46 |
14 | 6ba587b |
15 | 47c220c |
hex | 311b7e5 |
51492837 has 16 divisors (see below), whose sum is σ = 78156288. Its totient is φ = 29850480.
The previous prime is 51492817. The next prime is 51492851. The reversal of 51492837 is 73829415.
It is not a de Polignac number, because 51492837 - 26 = 51492773 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51492795 and 51492804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51492817) 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, 33163 + ... + 34680.
It is an arithmetic number, because the mean of its divisors is an integer number (4884768).
Almost surely, 251492837 is an apocalyptic number.
It is an amenable number.
51492837 is a deficient number, since it is larger than the sum of its proper divisors (26663451).
51492837 is a wasteful number, since it uses less digits than its factorization.
51492837 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67880.
The product of its digits is 60480, while the sum is 39.
The square root of 51492837 is about 7175.8509599907. The cubic root of 51492837 is about 372.0336930403.
The spelling of 51492837 in words is "fifty-one million, four hundred ninety-two thousand, eight hundred thirty-seven".
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