Base | Representation |
---|---|
bin | 101111111010001110… |
… | …000010011110011111 |
3 | 11220210010101002021202 |
4 | 233322032002132133 |
5 | 1320323302440130 |
6 | 35344333550115 |
7 | 3500540043560 |
oct | 577216023637 |
9 | 156703332252 |
10 | 51442624415 |
11 | 1a8a9025136 |
12 | 9b7804533b |
13 | 4b0a8c3740 |
14 | 26c017a167 |
15 | 1511359145 |
hex | bfa38279f |
51442624415 has 64 divisors (see below), whose sum is σ = 78180463872. Its totient is φ = 31629312000.
The previous prime is 51442624391. The next prime is 51442624423.
51442624415 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 51442624415 - 222 = 51438430111 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2425055 + ... + 2446175.
It is an arithmetic number, because the mean of its divisors is an integer number (1221569748).
Almost surely, 251442624415 is an apocalyptic number.
51442624415 is a deficient number, since it is larger than the sum of its proper divisors (26737839457).
51442624415 is a wasteful number, since it uses less digits than its factorization.
51442624415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21300.
The product of its digits is 153600, while the sum is 38.
The spelling of 51442624415 in words is "fifty-one billion, four hundred forty-two million, six hundred twenty-four thousand, four hundred fifteen".
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