Base | Representation |
---|---|
bin | 1001001000000… |
… | …00111101111100 |
3 | 12100001010212122 |
4 | 10210000331330 |
5 | 124044100022 |
6 | 11332422112 |
7 | 1616443610 |
oct | 444007574 |
9 | 170033778 |
10 | 76550012 |
11 | 3a235180 |
12 | 21777938 |
13 | 12b22c86 |
14 | a249340 |
15 | 6ac1742 |
hex | 4900f7c |
76550012 has 96 divisors (see below), whose sum is σ = 178913280. Its totient is φ = 27760320.
The previous prime is 76550011. The next prime is 76550017. The reversal of 76550012 is 21005567.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76550011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 602693 + ... + 602819.
It is an arithmetic number, because the mean of its divisors is an integer number (1863680).
Almost surely, 276550012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 76550012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89456640).
76550012 is an abundant number, since it is smaller than the sum of its proper divisors (102363268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76550012 is a wasteful number, since it uses less digits than its factorization.
76550012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271 (or 269 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 76550012 is about 8749.2863708991. The cubic root of 76550012 is about 424.6017251562.
Adding to 76550012 its reverse (21005567), we get a palindrome (97555579).
The spelling of 76550012 in words is "seventy-six million, five hundred fifty thousand, twelve".
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