Base | Representation |
---|---|
bin | 110000010111001001… |
… | …111001001010101011 |
3 | 11222000221211122000001 |
4 | 300113021321022223 |
5 | 1322322041430341 |
6 | 35504434523431 |
7 | 3515553241261 |
oct | 602711711253 |
9 | 158027748001 |
10 | 51928076971 |
11 | 200280558a1 |
12 | a092736577 |
13 | 4b87354184 |
14 | 2728826431 |
15 | 153dc9bd31 |
hex | c172792ab |
51928076971 has 32 divisors (see below), whose sum is σ = 59368826880. Its totient is φ = 45147024384.
The previous prime is 51928076969. The next prime is 51928076989. The reversal of 51928076971 is 17967082915.
It is a happy number.
51928076971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 51928076971 - 21 = 51928076969 is a prime.
It is a super-2 number, since 2×519280769712 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51928076911) 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, 1479006 + ... + 1513708.
It is an arithmetic number, because the mean of its divisors is an integer number (1855275840).
Almost surely, 251928076971 is an apocalyptic number.
51928076971 is a deficient number, since it is larger than the sum of its proper divisors (7440749909).
51928076971 is a wasteful number, since it uses less digits than its factorization.
51928076971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34875.
The product of its (nonzero) digits is 1905120, while the sum is 55.
The spelling of 51928076971 in words is "fifty-one billion, nine hundred twenty-eight million, seventy-six thousand, nine hundred seventy-one".
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