Base | Representation |
---|---|
bin | 1100001010100… |
… | …0110100000001 |
3 | 10120000020112122 |
4 | 3002220310001 |
5 | 101030214410 |
6 | 5021334025 |
7 | 1156455260 |
oct | 302506401 |
9 | 116006478 |
10 | 51023105 |
11 | 2688a461 |
12 | 15107315 |
13 | a755cb3 |
14 | 6ac25d7 |
15 | 472ce55 |
hex | 30a8d01 |
51023105 has 8 divisors (see below), whose sum is σ = 69974592. Its totient is φ = 34987248.
The previous prime is 51023101. The next prime is 51023107. The reversal of 51023105 is 50132015.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51023105 - 22 = 51023101 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51023101) 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, 728867 + ... + 728936.
It is an arithmetic number, because the mean of its divisors is an integer number (8746824).
Almost surely, 251023105 is an apocalyptic number.
It is an amenable number.
51023105 is a deficient number, since it is larger than the sum of its proper divisors (18951487).
51023105 is a wasteful number, since it uses less digits than its factorization.
51023105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1457815.
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 51023105 is about 7143.0459189340. The cubic root of 51023105 is about 370.8989706088.
The spelling of 51023105 in words is "fifty-one million, twenty-three thousand, one hundred five".
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