Base | Representation |
---|---|
bin | 101111111010110100… |
… | …111111100000011110 |
3 | 11220210211120212202210 |
4 | 233322310333200132 |
5 | 1320333411221440 |
6 | 35345340501250 |
7 | 3501022613562 |
oct | 577264774036 |
9 | 156724525683 |
10 | 51452835870 |
11 | 1a90386a157 |
12 | 9b7b54a826 |
13 | 4b0ca5a617 |
14 | 26c16776a2 |
15 | 15121c4a80 |
hex | bfad3f81e |
51452835870 has 32 divisors (see below), whose sum is σ = 123932626848. Its totient is φ = 13671220608.
The previous prime is 51452835857. The next prime is 51452835887. The reversal of 51452835870 is 7853825415.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3087529 + ... + 3104148.
It is an arithmetic number, because the mean of its divisors is an integer number (3872894589).
Almost surely, 251452835870 is an apocalyptic number.
51452835870 is an abundant number, since it is smaller than the sum of its proper divisors (72479790978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51452835870 is a wasteful number, since it uses less digits than its factorization.
51452835870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6191964.
The product of its (nonzero) digits is 1344000, while the sum is 48.
The spelling of 51452835870 in words is "fifty-one billion, four hundred fifty-two million, eight hundred thirty-five thousand, eight hundred seventy".
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