Base | Representation |
---|---|
bin | 1100001101010… |
… | …0111010100100 |
3 | 10120100102100010 |
4 | 3003110322210 |
5 | 101102004443 |
6 | 5025250220 |
7 | 1161140031 |
oct | 303247244 |
9 | 116312303 |
10 | 51203748 |
11 | 269a3152 |
12 | 15193970 |
13 | a7ba29b |
14 | 6b2c388 |
15 | 4766733 |
hex | 30d4ea4 |
51203748 has 24 divisors (see below), whose sum is σ = 119744352. Its totient is φ = 17029504.
The previous prime is 51203717. The next prime is 51203753. The reversal of 51203748 is 84730215.
It is a super-3 number, since 3×512037483 (a number of 24 digits) contains 333 as substring.
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, 1036 + ... + 10172.
It is an arithmetic number, because the mean of its divisors is an integer number (4989348).
Almost surely, 251203748 is an apocalyptic number.
It is an amenable number.
51203748 is an abundant number, since it is smaller than the sum of its proper divisors (68540604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51203748 is a wasteful number, since it uses less digits than its factorization.
51203748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9611 (or 9609 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 51203748 is about 7155.6794226684. The cubic root of 51203748 is about 371.3361672361.
The spelling of 51203748 in words is "fifty-one million, two hundred three thousand, seven hundred forty-eight".
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