Base | Representation |
---|---|
bin | 101111111001000011… |
… | …011011110001011000 |
3 | 11220201202120110212100 |
4 | 233321003123301120 |
5 | 1320303301122344 |
6 | 35342354443400 |
7 | 3500211600534 |
oct | 577103336130 |
9 | 156652513770 |
10 | 51423067224 |
11 | 1a898a87571 |
12 | 9b71593560 |
13 | 4b06836a39 |
14 | 26bb728bc4 |
15 | 150e794569 |
hex | bf90dbc58 |
51423067224 has 48 divisors (see below), whose sum is σ = 139341285720. Its totient is φ = 17132348160.
The previous prime is 51423067187. The next prime is 51423067229. The reversal of 51423067224 is 42276032415.
51423067224 is a `hidden beast` number, since 5 + 1 + 423 + 0 + 6 + 7 + 224 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51423067229) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36657 + ... + 322784.
Almost surely, 251423067224 is an apocalyptic number.
It is an amenable number.
51423067224 is an abundant number, since it is smaller than the sum of its proper divisors (87918218496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51423067224 is a wasteful number, since it uses less digits than its factorization.
51423067224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 361440 (or 361433 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 36.
Adding to 51423067224 its reverse (42276032415), we get a palindrome (93699099639).
The spelling of 51423067224 in words is "fifty-one billion, four hundred twenty-three million, sixty-seven thousand, two hundred twenty-four".
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