Base | Representation |
---|---|
bin | 1100010100100… |
… | …0001101111111 |
3 | 10121020102012002 |
4 | 3011020031333 |
5 | 101212113111 |
6 | 5043332515 |
7 | 1165144661 |
oct | 305101577 |
9 | 117212162 |
10 | 51676031 |
11 | 27195a70 |
12 | 1538113b |
13 | a924244 |
14 | 6c12531 |
15 | 480b63b |
hex | 314837f |
51676031 has 16 divisors (see below), whose sum is σ = 58212000. Its totient is φ = 45465600.
The previous prime is 51676021. The next prime is 51676069. The reversal of 51676031 is 13067615.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-51676031 is a prime.
It is a super-2 number, since 2×516760312 = 5340824359825922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 51675985 and 51676003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51676021) 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, 66815 + ... + 67583.
It is an arithmetic number, because the mean of its divisors is an integer number (3638250).
Almost surely, 251676031 is an apocalyptic number.
51676031 is a deficient number, since it is larger than the sum of its proper divisors (6535969).
51676031 is a wasteful number, since it uses less digits than its factorization.
51676031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 970.
The product of its (nonzero) digits is 3780, while the sum is 29.
The square root of 51676031 is about 7188.6042456099. The cubic root of 51676031 is about 372.4743606514.
The spelling of 51676031 in words is "fifty-one million, six hundred seventy-six thousand, thirty-one".
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