Base | Representation |
---|---|
bin | 101111110110000000… |
… | …110100111111110111 |
3 | 11220121012120122210001 |
4 | 233312000310333313 |
5 | 1320202221134341 |
6 | 35333333212131 |
7 | 3466022145505 |
oct | 576600647767 |
9 | 156535518701 |
10 | 51372052471 |
11 | 1a872203413 |
12 | 9b58491047 |
13 | 4ac90b47ac |
14 | 26b4a49675 |
15 | 150a068d31 |
hex | bf6034ff7 |
51372052471 has 8 divisors (see below), whose sum is σ = 52479938304. Its totient is φ = 50264786040.
The previous prime is 51372052439. The next prime is 51372052489. The reversal of 51372052471 is 17425027315.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51372052471 - 25 = 51372052439 is a prime.
It is a super-3 number, since 3×513720524713 (a number of 33 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 51372052471.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51372052271) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 14796 + ... + 320878.
It is an arithmetic number, because the mean of its divisors is an integer number (6559992288).
Almost surely, 251372052471 is an apocalyptic number.
51372052471 is a deficient number, since it is larger than the sum of its proper divisors (1107885833).
51372052471 is a wasteful number, since it uses less digits than its factorization.
51372052471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309701.
The product of its (nonzero) digits is 58800, while the sum is 37.
Adding to 51372052471 its reverse (17425027315), we get a palindrome (68797079786).
The spelling of 51372052471 in words is "fifty-one billion, three hundred seventy-two million, fifty-two thousand, four hundred seventy-one".
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